{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":487,"cluster_id":4870001730},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["487:4870001997","487:4870001821","487:4870001998","490:4900000782","487:4870001904","494:4940008857","490:4900003341","487:4870001729","487:4870002000","494:4940005226","490:4900003342","487:4870001820","490:4900000783","494:4940006268","494:4940007878","487:4870003258","487:4870001905","490:4900003472","487:4870001637","494:4940006157","496:4960009170","490:4900004446","487:4870001895","490:4900001847","490:4900004306"],"twin_admin_codes":[487,487,487,490,487,494,490,487,487,494,490,487,490,494,494,487,487,490,487,494,496,490,487,490,490],"twin_sims":[0.38281453284868977,0.33047225600767477,0.28180929188276627,0.19270619182426782,0.1799807728099476,0.17937201779099513,0.17512370542298172,0.17118620717422275,0.16658185300333322,0.16546642577180048,0.16468578170320028,0.15173370914872014,0.14556099862273977,0.14483891325183285,0.14080050229230154,0.1404312455919184,0.1351542720178005,0.13427789823226136,0.13146132738600294,0.1305866900573915,0.1272848271011798,0.12520931870247276,0.12379419239121515,0.1216851609156243,0.12007284310801665],"twin_dists":[0.17997854959310228,0.19326725123477861,0.20670247513419973,0.23568470118875667,0.24052427214792,0.24076175178780743,0.24243519022668109,0.24401224194023463,0.24588972292873576,0.24635016237812563,0.24667374066866177,0.2522126568864235,0.2549750793191349,0.255303849945707,0.257165342213077,0.2573375227961644,0.25983587189990714,0.26025782827317095,0.2616281210143177,0.26205813764129615,0.2637013736754172,0.26475087959694565,0.26547405217417597,0.2665635944759891,0.26740628314332887],"n_dims_used":42,"mean_confidence":0.9080892290387835},"coverage":{"mean_confidence":0.9080892290387835,"n_dims_used":42,"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}}