{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":487,"cluster_id":4870003859},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["487:4870007057","466:4660011400","487:4870006936","466:4660011372","474:4740004660","469:4690001830","469:4690004219","490:4900003331","496:4960000379","466:4660010536","499:4990002290","493:4930006343","487:4870005299","466:4660010535","466:4660010700","466:4660010419","481:4810000062","472:4720005634","487:4870006595","496:4960005960","478:4780003536","486:4860002856","490:4900001357","466:4660014179","466:4660011538"],"twin_admin_codes":[487,466,487,466,474,469,469,490,496,466,499,493,487,466,466,466,481,472,487,496,478,486,490,466,466],"twin_sims":[0.21751396640854379,0.20356031944440867,0.18987572838489994,0.1890436275440004,0.1574986688291741,0.1363176938650044,0.13101059042474725,0.11785583910186218,0.11690617826611292,0.11177023582694981,0.1078942265977516,0.10784429201833075,0.10353813413760511,0.10111111906427019,0.09602069173748062,0.09398894588289683,0.08757549201103414,0.08595748825835052,0.08138291874295535,0.08095502523881662,0.08065593595562164,0.07790704837074595,0.07611160182235707,0.07547805177812998,0.07538748855263554],"twin_dists":[0.22685264227654453,0.23172992798949024,0.23674131166312296,0.23705402526370722,0.2497063417093232,0.2592788667508383,0.2618494561467433,0.2685792530268483,0.26908687226411904,0.27188844592727984,0.27406926060844944,0.2740977490374435,0.27659395437736234,0.27803668913227153,0.28115301314311025,0.28243315372132294,0.2866229653500435,0.2877183023190115,0.2909066681141235,0.2912121691508251,0.29142647742055394,0.29342661365144307,0.2947638511452683,0.29524178238494914,0.2953103645691538],"n_dims_used":43,"mean_confidence":0.9104172462640807},"coverage":{"mean_confidence":0.9104172462640807,"n_dims_used":43,"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}}