{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890000274},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890000281","489:4890000462","489:4890000463","489:4890000503","489:4890001459","489:4890000502","489:4890000606","489:4890001258","489:4890000610","489:4890000275","489:4890001323","489:4890000665","489:4890000453","489:4890000770","489:4890000505","489:4890000551","489:4890000719","489:4890000713","489:4890001193","489:4890000548","485:4850003160","489:4890000552","489:4890000778","489:4890000121","489:4890001198"],"twin_admin_codes":[489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,485,489,489,489,489],"twin_sims":[0.909984607458772,0.8807097681732179,0.8686374838600066,0.8555010236084084,0.8552889131014486,0.8386849952029364,0.8201287029729964,0.8163021376993856,0.8112047307187378,0.8029327581827963,0.7989587319862183,0.7898395461214525,0.771266658777897,0.7608617333616975,0.7577518908811587,0.7561505516914377,0.7528600968752146,0.7516376811839688,0.7486155527487792,0.7423242827667764,0.7413147428419566,0.7360087889423922,0.7302411392259985,0.7291633797840698,0.7289761329240283],"twin_dists":[0.056410275874352135,0.0654616740313127,0.0689263874372124,0.07255974726318375,0.07261736749746783,0.07703650478871174,0.08178876049595599,0.08274762664820756,0.08401480389641273,0.08604796040458074,0.0870151280421312,0.08921261087363677,0.09360358109369908,0.09601996484947763,0.0967367514387858,0.09710491952779547,0.09785951917053888,0.09813921235508304,0.0988292296351642,0.1002592503698641,0.10048794370989371,0.1016865348855111,0.10298325738892228,0.10322488585692377,0.10326684440848664],"n_dims_used":45,"mean_confidence":0.9162979973687067},"coverage":{"mean_confidence":0.9162979973687067,"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}}