{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900002925},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900001869","490:4900002493","490:4900002029","490:4900001728","490:4900004460","490:4900001871","487:4870005272","487:4870003004","490:4900003051","487:4870003682","487:4870004985","490:4900007272","490:4900001084","496:4960011551","490:4900002760","490:4900008319","490:4900005910","490:4900002200","490:4900000121","490:4900000804","490:4900002033","490:4900007266","487:4870004984","490:4900000692","490:4900002490"],"twin_admin_codes":[490,490,490,490,490,490,487,487,490,487,487,490,490,496,490,490,490,490,490,490,490,490,487,490,490],"twin_sims":[0.7546684471488212,0.6558178546145675,0.6328397502986237,0.5874737250447482,0.5306058474257362,0.5300216044973568,0.4797931309986618,0.4539850222781454,0.4418615076169271,0.4345895300100961,0.40502145927888167,0.3939929050560581,0.37997170465056185,0.37729765951917593,0.37363841620194593,0.3728490311136821,0.3669540030882223,0.3638851463303872,0.3632390891352139,0.3605682274677665,0.3591001012088444,0.3586948576578252,0.35866309164396426,0.35584239929800987,0.3540602787092729],"twin_dists":[0.09744512624668515,0.11929693677334788,0.12423742786672701,0.13395642164145755,0.14621535075174866,0.14634238673097924,0.15740018936616007,0.16321777679719984,0.1659914616222259,0.1676692510365237,0.17461384313102166,0.17726058480371593,0.18067576396266508,0.1813338878953421,0.182238180397334,0.18243382678200715,0.18390142753714941,0.18467010343498957,0.18483234152651043,0.18550460735547541,0.18587522064752574,0.18597765657214888,0.185985688769022,0.18670037749811125,0.1871534263823324],"n_dims_used":45,"mean_confidence":0.9126485188802084},"coverage":{"mean_confidence":0.9126485188802084,"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}}