{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900003717},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900004000","490:4900004555","490:4900004273","490:4900004276","490:4900003586","490:4900004411","490:4900002597","490:4900004266","490:4900002903","490:4900003043","490:4900001833","490:4900005636","490:4900001671","490:4900005378","490:4900005109","490:4900002754","490:4900002902","490:4900003185","490:4900004552","490:4900002148","490:4900003329","490:4900004414","490:4900002901","490:4900001971","490:4900003699"],"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":[0.6361191618352947,0.6220111084083619,0.5886899755962474,0.5404888133597046,0.46878739773344896,0.3768931472212066,0.3471757989108431,0.32740378827065886,0.32338210133767525,0.2839273253754015,0.27928400071529513,0.2510346423611067,0.2465492264515467,0.24065984372282512,0.22920075100170667,0.20924609532488517,0.2075341068985191,0.200772551443618,0.1985546817480164,0.19715520077291374,0.19664833529388062,0.19619244515769516,0.19537641186785243,0.19029233173733068,0.18608540132941526],"twin_dists":[0.12353369745893442,0.12655898312992359,0.1336957508660212,0.14407071638363564,0.15986762556489442,0.18143364177902552,0.18891484192902397,0.19407968543309628,0.19515089979084047,0.20609055338036955,0.20743570766553907,0.21593283399793534,0.21733660999529872,0.21920495746424973,0.22292735510154585,0.22971593622397432,0.2303183760081056,0.2327315007186274,0.23353518386563735,0.23404550438460556,0.2342309509112574,0.2343980301032518,0.23469777134287,0.23658510690959045,0.2381736324740723],"n_dims_used":45,"mean_confidence":0.9205625745985243},"coverage":{"mean_confidence":0.9205625745985243,"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}}