{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900007194},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900007208","490:4900006943","490:4900006944","490:4900007451","490:4900005049","490:4900006217","490:4900007677","490:4900006567","490:4900006220","490:4900006577","490:4900006945","490:4900007069","490:4900006698","490:4900005185","490:4900005714","490:4900006574","490:4900004766","490:4900007452","490:4900006688","490:4900007071","490:4900005454","490:4900005316","490:4900006817","490:4900006088","490:4900005050"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.046570709562361506,0.018562422695977607,0.017272617328679428,0.012552518249137673,0.011210224781984633,0.009674751393509555,0.008772251258398756,0.008473671439632673,0.006914732364033026,0.00495059242378673,0.0048910991926897985,0.004551865622635419,0.0038326490200176534,0.0032736667284538044,0.0031456351949563847,0.002928775139267489,0.0028136417446809584,0.002241200654197445,0.0016896726395166598,0.001475260479570414,0.0014742657530133988,0.0014462457718593773,0.0012613063890294497,0.0011269934802518621,0.0009294062549817697],"twin_dists":[0.32164766422080654,0.3667254483001713,0.37002300583996844,0.3842983215887983,0.3892305662244364,0.39556262731406927,0.3997165308796714,0.4011751815525913,0.40963413976368035,0.42316958689774425,0.42365122324648646,0.4265034701126803,0.433251598181311,0.43934619874283337,0.4408751812321523,0.4435996526236073,0.4451219753461494,0.4536597286626264,0.46404357768825266,0.46895016529093764,0.4689744253150066,0.4696640797890806,0.4745524650958658,0.4785377653021319,0.48528465869086423],"n_dims_used":45,"mean_confidence":0.9197666592068142},"coverage":{"mean_confidence":0.9197666592068142,"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}}