{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800000578},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800000540","480:4800000621","480:4800000304","480:4800000719","480:4800000342","480:4800000617","480:4800000659","480:4800000427","480:4800001076","480:4800000371","480:4800000753","480:4800000579","480:4800001031","480:4800000504","480:4800000577","480:4800000580","480:4800000394","480:4800000460","480:4800000503","480:4800000675","494:4940000966","480:4800000386","480:4800000300","480:4800000370","492:4920004002"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,494,480,480,480,492],"twin_sims":[0.6458471804140601,0.6109139205168141,0.40662148766004036,0.32398492352942365,0.2705516472067988,0.2075821251319863,0.20650967650319446,0.19739213112257908,0.17799517774106885,0.17770535334963425,0.17555254325152364,0.17065869566885108,0.16526436666284325,0.1629084797341068,0.1618796498908867,0.15429949190997222,0.15394470312264516,0.15011445367077375,0.14177044287859425,0.13684588466424935,0.1334081204586369,0.13281822924925932,0.12972225525712475,0.12956723603659015,0.126452694049476],"twin_dists":[0.12144373876460585,0.1289358971921898,0.17423256960400343,0.19498986298854382,0.21000285062955487,0.23030143257009025,0.2306804896617299,0.23395893200593637,0.24130098306965073,0.24141486809911744,0.2422649659581771,0.24422548726527502,0.2464338102632862,0.2474145940727771,0.2478461316823608,0.25108872219290923,0.25124331595891203,0.25292917199984416,0.25671466531597725,0.2590271628176219,0.2606786586219732,0.2609652447369736,0.26248527837525515,0.262562104666852,0.26412058197132127],"n_dims_used":43,"mean_confidence":0.9144743098769077},"coverage":{"mean_confidence":0.9144743098769077,"n_dims_used":43,"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}}