{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":488,"cluster_id":4880004555},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["493:4930000282","488:4880005406","481:4810000457","493:4930001908","488:4880005028","488:4880005768","481:4810003443","481:4810000972","493:4930002925","488:4880004551","481:4810001952","472:4720000736","488:4880002148","496:4960009988","481:4810000412","488:4880004822","496:4960011034","481:4810002480","488:4880005284","493:4930000495","488:4880003737","481:4810002935","481:4810000422","481:4810003142","493:4930002750"],"twin_admin_codes":[493,488,481,493,488,488,481,481,493,488,481,472,488,496,481,488,496,481,488,493,488,481,481,481,493],"twin_sims":[0.436278880126296,0.4321045979669648,0.4099080854638299,0.40701504837430397,0.40125421468796674,0.33696529307523926,0.33426418849936684,0.3284513833199533,0.31911472441679617,0.31667240330794094,0.3110112024764584,0.3099802415709692,0.3052650715287092,0.29803983433441156,0.29678989071631207,0.29300285440343415,0.28581470230080264,0.2854475230134778,0.28506963984756484,0.28268833365569557,0.2793479105843499,0.2790834520318146,0.27732087121000504,0.27618429206683137,0.2743416652618104],"twin_dists":[0.16727850166441874,0.16824512698774424,0.1734514817195321,0.17413888969771868,0.17551421969902306,0.19156159694763703,0.19226895753777165,0.19380184564334108,0.19629570489528758,0.19695477496692665,0.19849362893654135,0.19877558390579947,0.20007204121758124,0.20208137431784629,0.20243186247319953,0.20349910105218497,0.20554758561119157,0.2056530477648083,0.20576166950473276,0.20644817476625202,0.20741710154470044,0.20749411034555773,0.20800850200986531,0.20834125960689576,0.20888251201857563],"n_dims_used":45,"mean_confidence":0.9201643202039931},"coverage":{"mean_confidence":0.9201643202039931,"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}}