{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900002809},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900001906","480:4800003898","480:4800004811","480:4800004895","485:4850004071","480:4800005320","478:4780007369","478:4780006839","485:4850003931","478:4780006978","496:4960010976","488:4880000262","490:4900002664","478:4780006530","493:4930005819","490:4900002801","493:4930004582","480:4800004636","496:4960011213","466:4660004252","494:4940000324","466:4660000011","496:4960009770","496:4960011639","490:4900000041"],"twin_admin_codes":[490,480,480,480,485,480,478,478,485,478,496,488,490,478,493,490,493,480,496,466,494,466,496,496,490],"twin_sims":[0.08460895456514449,0.06928835122451449,0.04265499740535625,0.03855955326172838,0.03583939336277015,0.033060602089023276,0.0231112339313599,0.022426698375182273,0.019921262645216393,0.018807371985890248,0.017326512659258764,0.01712924551638072,0.016949340870965838,0.016892842653319924,0.01664947676054182,0.016614903238103232,0.015832436739440167,0.015756252378445197,0.01562147834191196,0.014903040247891915,0.014874924901634771,0.014049055452603793,0.012843546496549783,0.012651350363550836,0.012461419329538757],"twin_dists":[0.2886438301927344,0.3000903678925118,0.3262208684798942,0.33139894528681574,0.3351017291844331,0.339139713337975,0.3565018700447632,0.3579216053629007,0.36346148050165705,0.3661219781273577,0.3698809632313417,0.37040276694778246,0.37088325955560436,0.37103507933355045,0.37169417945885885,0.371788498891739,0.37397062561248245,0.37418812047047717,0.37457515572195427,0.37668930467091327,0.37677385089408716,0.3793224526452736,0.3832910038375279,0.3839539423667514,0.3846178884608124],"n_dims_used":45,"mean_confidence":0.9129647148980035},"coverage":{"mean_confidence":0.9129647148980035,"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}}