{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900001855},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900000329","490:4900000347","494:4940007903","494:4940008015","496:4960005971","494:4940007810","490:4900001421","494:4940008833","490:4900001536","490:4900001555","490:4900001299","494:4940008329","490:4900000734","496:4960008572","494:4940008675","490:4900001054","480:4800004866","487:4870006136","494:4940006373","494:4940006716","490:4900005654","493:4930006882","490:4900001711","494:4940008665","494:4940005947"],"twin_admin_codes":[490,490,494,494,496,494,490,494,490,490,490,494,490,496,494,490,480,487,494,494,490,493,490,494,494],"twin_sims":[0.4169663966263177,0.35195023080827964,0.349505496339775,0.3088131899876937,0.2864603404666203,0.2634341699729879,0.23657181028809357,0.23542939077682123,0.2231402258156257,0.22049739757232625,0.20691266194919883,0.197429038214381,0.19600699123268972,0.18928163685104207,0.18047225737105319,0.1758111108956985,0.17506668486920515,0.17358045165629124,0.1723830559478739,0.1628124785259689,0.16165506650287118,0.16121553937505867,0.15630993768792079,0.15434192512972145,0.14520042101941397],"twin_dists":[0.17178321685206308,0.18769137232492217,0.1883167518290183,0.19909540733805586,0.20536234098276554,0.21213332931393222,0.2205193438019418,0.2208892999136952,0.22494582808887292,0.22583745995906154,0.23053789717885093,0.23394545293483063,0.23446607409687434,0.23696448032577724,0.24033295539389965,0.2421624724469479,0.24245784652458086,0.2430502460482611,0.24353015870973566,0.24745477760554604,0.24794059639264884,0.24812574709580415,0.25021758147931944,0.25107025000908567,0.2551391014601693],"n_dims_used":45,"mean_confidence":0.9159483167860243},"coverage":{"mean_confidence":0.9159483167860243,"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}}