{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890001156},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890000966","489:4890001214","489:4890001149","489:4890001213","489:4890000969","489:4890001344","489:4890001278","489:4890001094","489:4890000731","489:4890001215","489:4890001418","489:4890001276","489:4890001275","489:4890000844","489:4890000674","489:4890000911","489:4890000967","489:4890001084","489:4890001030","489:4890000619","489:4890000909","489:4890000798","489:4890001484","489:4890001345","489:4890001151"],"twin_admin_codes":[489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489],"twin_sims":[0.9450372388225795,0.9406744846267588,0.9396689681216814,0.9034264679804667,0.9017507924259962,0.889805098582708,0.886522120905034,0.8814258248909113,0.8807071058013347,0.8802892375254728,0.880019680956342,0.8712103099892491,0.8622654024292774,0.8590780808296747,0.8425265337478055,0.837770747148181,0.8369163649826511,0.8311244449404346,0.8207438076905046,0.8202012720670198,0.8200432359101082,0.810755967601484,0.8067474307067353,0.804368937801882,0.7985471438051074],"twin_dists":[0.04366987722199985,0.04542196540689017,0.04581740256676857,0.05853308079896516,0.05906564903127098,0.06275849975861163,0.06374421909828988,0.06525192738432346,0.065462452954375,0.06558462203537264,0.06566334041536559,0.06819879199112495,0.07070521778360445,0.07158322261740031,0.0760293109399983,0.07727494611242267,0.07749734520210566,0.07899438696945588,0.08163399669442883,0.08177051091079968,0.08181025049579072,0.0841258266136998,0.08511380441427743,0.085696937616745,0.08711495648878947],"n_dims_used":45,"mean_confidence":0.9155787150065104},"coverage":{"mean_confidence":0.9155787150065104,"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}}