{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800000367},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800001072","480:4800000354","480:4800000605","480:4800000575","480:4800000398","480:4800000502","480:4800000566","480:4800000503","480:4800000501","480:4800000618","480:4800001032","480:4800000400","480:4800000577","480:4800000543","480:4800000620","480:4800000580","480:4800000606","480:4800000647","480:4800000386","480:4800001189","480:4800000883","480:4800000617","480:4800000355","480:4800000679","480:4800000324"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480],"twin_sims":[0.4758495842086233,0.4037784658830007,0.32776227860017076,0.31941355393160137,0.2672729888866682,0.2560059190861797,0.2510302624087217,0.23367161843804998,0.2328199365673952,0.228363901817501,0.22365915407355616,0.21342479959255356,0.21078067205363993,0.20555269282350672,0.1971564199871951,0.19293394057576535,0.18659367980679595,0.18496403370628056,0.18304795667857088,0.17956253166267017,0.17658447954157616,0.16864748597187643,0.16278703995969052,0.1620658121215063,0.1617228088221346],"twin_dists":[0.1582821542651903,0.17491050266679936,0.19398455266064832,0.19621525985449773,0.210979872439037,0.2143955758010177,0.21593419690787066,0.2214608309441367,0.2217387654233613,0.2232039474749875,0.2247715820408813,0.22825940758077015,0.22917877060541147,0.231019872459296,0.23404505870961623,0.23560015422193842,0.23798037904464342,0.23860130546663147,0.2393363123200179,0.24068736964846052,0.2418565565539331,0.2450428808283605,0.24746542838461816,0.247767899794311,0.24791209246051316],"n_dims_used":42,"mean_confidence":0.9108381725492931},"coverage":{"mean_confidence":0.9108381725492931,"n_dims_used":42,"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}}