{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900011239},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900010505","490:4900010766","490:4900010930","490:4900010425","490:4900010755","490:4900010931","490:4900011162","490:4900010768","490:4900011445","490:4900010590","490:4900010591","490:4900011004","490:4900011085","490:4900010509","490:4900011166","490:4900010588","490:4900010770","490:4900011300","490:4900010998","490:4900011704","490:4900012186","490:4900010674","490:4900011448","490:4900011376","490:4900010496"],"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":[0.24293475873464987,0.23817356269880477,0.23481593217914348,0.23216566318716758,0.22806629705976855,0.21726703890054921,0.20997796304019004,0.2094167855138934,0.20585333295629782,0.16722141770189558,0.16123150931514318,0.15696834783662533,0.15390560824406133,0.15218547932633783,0.1511728934798383,0.11725184500952966,0.1117281552958092,0.10832173429932797,0.10784369656407639,0.10200802996408014,0.08910300101912841,0.08802826818724128,0.08310118669556614,0.08239469612302311,0.07682371576415051],"twin_dists":[0.21847979853699262,0.2200025986252462,0.22108844440685754,0.22195273233155396,0.22330247226923286,0.22693708300729493,0.229459419345993,0.2296560554648912,0.2309131378982349,0.24562671789388776,0.24811901335136177,0.2499340685689712,0.2512603669139169,0.2520137536490689,0.2524601765189845,0.2689017394206788,0.271911806048706,0.2738257784885752,0.27409808881476766,0.27750040385070834,0.28560355128883935,0.28631933336695004,0.2896926815223861,0.29018937656700405,0.2942304653847728],"n_dims_used":45,"mean_confidence":0.8923792521158854},"coverage":{"mean_confidence":0.8923792521158854,"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}}