{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900008948},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900008268","490:4900008044","490:4900011533","490:4900011790","490:4900009472","490:4900008387","490:4900012070","490:4900008064","490:4900008165","490:4900011534","490:4900003003","490:4900011340","490:4900005353","490:4900008838","490:4900011402","490:4900008729","490:4900001524","490:4900011665","490:4900008278","490:4900009974","490:4900006733","490:4900007828","490:4900009573","490:4900011597","490:4900011606"],"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":[0.22622640703671773,0.1688956781420101,0.148809057574265,0.1342156640852615,0.12654382815232823,0.1113316506865552,0.10597197328399068,0.09552817764692051,0.09469984840139463,0.0851912783519275,0.07949993980172011,0.06905084562381184,0.060970630135805004,0.06005106488195282,0.05478046992143664,0.04922602865337704,0.04800590566823279,0.04710097109785521,0.04475661624625351,0.042648544726231724,0.04190761009688923,0.0394609143982663,0.03877617215265659,0.03639228678960269,0.03494370997322522],"twin_dists":[0.22391348304698847,0.24494163336141425,0.25351095974101934,0.2602878713004897,0.26407456906518334,0.272132251422976,0.2751733991834036,0.2814613581258868,0.2819827785737395,0.28824273707643355,0.2922608278437087,0.30028330469475567,0.30719437379024944,0.30802767779645585,0.31301753581378844,0.3187265326706126,0.32005201773750164,0.3210533924218223,0.3237245539014115,0.3262286907668995,0.3271335883115536,0.33022077288296375,0.33111369189505424,0.33433025140893274,0.33637325723948636],"n_dims_used":45,"mean_confidence":0.9142271253797744},"coverage":{"mean_confidence":0.9142271253797744,"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}}