{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900004716},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900007752","490:4900007871","490:4900007982","490:4900007636","490:4900008313","490:4900008645","490:4900006412","493:4930005375","490:4900006290","490:4900007986","490:4900002333","490:4900008981","490:4900007637","470:4700002962","490:4900001862","490:4900006781","490:4900004721","490:4900003896","466:4660003337","490:4900007270","490:4900001722","490:4900007868","490:4900007981","490:4900001572","470:4700000094"],"twin_admin_codes":[490,490,490,490,490,490,490,493,490,490,490,490,490,470,490,490,490,490,466,490,490,490,490,490,470],"twin_sims":[0.6223679416067944,0.5542581561196217,0.5424499590066564,0.5415611416563989,0.5266806241664205,0.5003930303365874,0.4840281785167357,0.47642993094005753,0.4670945537698365,0.4475674135780647,0.41995996258613255,0.41489996471206186,0.3944363721919619,0.3938786691611371,0.39368585707026665,0.3929493103500542,0.3918105972909213,0.3900510761296607,0.3862821341967323,0.3845610714941554,0.38053312188541605,0.3797067368510338,0.37794305290146546,0.3761026173204024,0.3691065554430561],"twin_dists":[0.12648252415142267,0.14109471472857094,0.14364604897260444,0.14383847867094546,0.14706941758854955,0.15282882589568134,0.15645560208128056,0.15815221296953205,0.16024886337798125,0.16468249972097748,0.1710793491294993,0.17227035265120555,0.17715350798865073,0.17728817652984963,0.17733475540475,0.17751278530670356,0.17778832800942643,0.1782148281102673,0.17913145608308156,0.17955143586795366,0.180537875672121,0.1807408762353111,0.18117483981306895,0.1816287395731598,0.18336418693284515],"n_dims_used":45,"mean_confidence":0.9137232462565105},"coverage":{"mean_confidence":0.9137232462565105,"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}}