{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900003203},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900003727","490:4900001693","490:4900003868","490:4900003217","490:4900003223","490:4900004462","490:4900004021","490:4900002781","490:4900004442","490:4900003622","490:4900002760","490:4900003621","490:4900003061","490:4900002490","490:4900001695","490:4900002189","490:4900003749","490:4900001993","490:4900003348","490:4900000924","490:4900000684","490:4900000731","490:4900002029","490:4900004298","487:4870001871"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,487],"twin_sims":[0.5456794826707623,0.5379437152355915,0.4908685728732867,0.48384949922009923,0.4792958785785317,0.46161562023206953,0.46051771410831527,0.4519269777364213,0.4354560341370227,0.4329304812858908,0.431166360538125,0.4183228077178467,0.4128653383317022,0.4104655714074973,0.4067479309553194,0.398084960193707,0.3968802153064714,0.3843932375579314,0.3818094011035855,0.3719358984504294,0.34419928632269986,0.3435359000924711,0.33924134575925835,0.33865119597662224,0.3341963872976622],"twin_dists":[0.14294733293553083,0.14462226502124761,0.1549352946603435,0.15649540226705996,0.15751126971872714,0.16148603622106186,0.16173456708984937,0.16368665104995814,0.16746875176996542,0.16805358341292914,0.1684629079927006,0.17146402229540753,0.17275101490523104,0.17331926465443148,0.17420246770921066,0.17627464033420698,0.17656442696017768,0.17959243913593273,0.18022477639065768,0.18266039862379788,0.18968207496099912,0.18985354982992605,0.1909679240166903,0.1911216488401569,0.19228675303031073],"n_dims_used":45,"mean_confidence":0.906048075358073},"coverage":{"mean_confidence":0.906048075358073,"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}}