{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900005084},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900004799","490:4900005211","490:4900006979","490:4900008596","490:4900006252","490:4900008062","490:4900005745","490:4900008825","490:4900006000","490:4900011263","490:4900004660","490:4900008504","490:4900009043","490:4900007465","490:4900005486","490:4900007706","490:4900006007","490:4900007587","490:4900007832","490:4900006497","490:4900007939","490:4900006256","490:4900003688","490:4900008049","490:4900011786"],"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":[0.3328519220116912,0.30894976409188335,0.2781133617782789,0.23298808944448976,0.23253542337801805,0.19912448160942378,0.19805471612636313,0.17977992818021662,0.17608061735773003,0.1692060536813998,0.16575331116302636,0.16569624929410387,0.16285077870478087,0.14755258252248132,0.1388378549653842,0.13791088107300045,0.13647596682588348,0.133799831696095,0.1248840122173836,0.12350215388979147,0.10280040397967229,0.0973067531594084,0.09322908805824011,0.09234660872887926,0.08826170276608475],"twin_dists":[0.19264003578694322,0.19905794422919007,0.20777697582211938,0.22168383825508142,0.2218317610959966,0.23332811836534395,0.23371720990539235,0.2406025600497518,0.2420557571302299,0.24481516921395058,0.2462315249410946,0.2462551102616299,0.24743874411957908,0.25407451042887086,0.25808439944550754,0.2585218525537332,0.2592033668630535,0.2604888799997556,0.26491656919907364,0.2656240743733154,0.2770296789986463,0.28035368086349544,0.2829175232470265,0.2834839842257003,0.28616327637863836],"n_dims_used":45,"mean_confidence":0.9216583251953125},"coverage":{"mean_confidence":0.9216583251953125,"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}}