{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":485,"cluster_id":4850007529},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["500:5000001172","485:4850007128","485:4850007325","485:4850006964","485:4850008084","485:4850007198","500:5000001062","485:4850007824","477:4770001596","500:5000001173","477:4770001237","500:5000005375","477:4770000898","477:4770000719","477:4770002204","485:4850007850","485:4850007458","485:4850002745","500:5000002154","500:5000001067","473:4730004055","485:4850007130","477:4770002138","477:4770000675","496:4960004940"],"twin_admin_codes":[500,485,485,485,485,485,500,485,477,500,477,500,477,477,477,485,485,485,500,500,473,485,477,477,496],"twin_sims":[0.34580374725958657,0.3069510671308329,0.29174938782032894,0.28516507140691116,0.2668749264995001,0.2091787498441717,0.19717057213319525,0.19606832060295565,0.19601623378910002,0.1916255965776941,0.18944767268525312,0.18291299868458627,0.18125141785100526,0.18051481152498913,0.1765386604499171,0.1664212095736856,0.1499966046002081,0.13993405290138836,0.13352364065584732,0.13350695051962475,0.1330330390689601,0.13218434465097456,0.12898877277086399,0.1284665906382373,0.1258773208638342],"twin_dists":[0.1892680709625389,0.19960715260920173,0.2038541416658111,0.20573422972971767,0.21109899767064425,0.22973957120286667,0.2340398856342519,0.2344435671008813,0.2344626818993665,0.2360868010012669,0.23690206020863536,0.23938828628161524,0.24003041145497078,0.24031640799907722,0.24187465427433116,0.24595589788274666,0.2529815414474531,0.25756989248099715,0.26062264720394485,0.26063073737418185,0.2608607733301441,0.2612742734884904,0.262849400931371,0.2631095824629052,0.2644116655134855],"n_dims_used":45,"mean_confidence":0.9212705824110243},"coverage":{"mean_confidence":0.9212705824110243,"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}}