{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":497,"cluster_id":4970000234},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["497:4970000245","497:4970000475","497:4970000972","497:4970001156","491:4910004996","491:4910005537","491:4910002514","497:4970000241","491:4910004954","497:4970000984","497:4970000344","497:4970001444","497:4970001356","497:4970001900","497:4970000837","491:4910004952","490:4900006205","497:4970000350","491:4910005304","491:4910005404","497:4970000404","497:4970000818","497:4970001512","491:4910004900","497:4970000408"],"twin_admin_codes":[497,497,497,497,491,491,491,497,491,497,497,497,497,497,497,491,490,497,491,491,497,497,497,491,497],"twin_sims":[0.0005722126932343488,0.000060821295872300014,0.00005182762598124982,0.000044344552957667116,0.00004351945798044782,0.00003752128702971912,0.00003542627001985504,0.00002448769694213429,0.000024163141026400033,0.0000092363199319008,0.000009200592835938221,0.000008857648205691105,0.000008709950193074589,0.000008611366956584107,0.00000695244375958245,0.000005588189166834407,0.0000035774746259434827,0.000003336863609352159,0.0000031008974561014664,0.0000029189174130376282,0.000002490635921678644,0.000002448992982122871,0.0000022676123731171917,0.0000020003440500323046,0.000001862262665368026],"twin_dists":[0.5018602871668163,0.5722609640198545,0.5769581747382897,0.5814990228019894,0.5820435644293569,0.5863254788495965,0.5879760122547644,0.5984759475269623,0.5988518717039437,0.6253525216612739,0.6254570481947013,0.6264806375274318,0.626933207448054,0.6272393877341171,0.6329677297206802,0.6387621614526459,0.6504327342288665,0.6522358102640338,0.6541296901902863,0.655687340717189,0.6597565789785487,0.6601875117196397,0.6621506039546479,0.6653375389938347,0.667148398653922],"n_dims_used":45,"mean_confidence":0.9025646633572049},"coverage":{"mean_confidence":0.9025646633572049,"n_dims_used":45,"similarity_metric":{"field":"twin_sims","kind":"cosine_in_zscored_morphology_space","range":"[-1, 1]; higher = more similar","interpretation":"cosine similarity in the z-scored feature space (n_dims_used dims). High-dimensional cosine concentrates near 0, so absolute values are typically SMALL and are meaningful only RELATIVELY (rank order / vs the cohort) — NOT a 0–1 probability. mean_confidence is the SEPARATE GUM uncertainty weight of the anchor's witnessed features, not a function of the similarities."}},"error":null}}