{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890001689},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890003946","489:4890004282","489:4890004419","489:4890004216","477:4770000189","496:4960007347","472:4720005029","479:4790002064","496:4960007617","499:4990000285","479:4790002992","479:4790001921","489:4890004178","489:4890001782","479:4790002586","472:4720005306","489:4890004179","489:4890003623","496:4960007349","489:4890004882","479:4790002010","489:4890004478","489:4890004339","489:4890001773","479:4790002906"],"twin_admin_codes":[489,489,489,489,477,496,472,479,496,499,479,479,489,489,479,472,489,489,496,489,479,489,489,489,479],"twin_sims":[0.43439851899518706,0.41541478488290984,0.4017816731757432,0.382692634744417,0.3691974206691224,0.3666942660818913,0.366478336738316,0.36178134127821704,0.3616896651514334,0.35983121025155834,0.3583447156142291,0.35103799929743795,0.3466794441664358,0.3432311415957882,0.3326204002079552,0.33181868805606074,0.33131432344129935,0.32661519069012923,0.32351925951980864,0.3222338316245569,0.32097314683096057,0.32063412035954075,0.3194064642454187,0.31804411702325486,0.3168638506516904],"twin_dists":[0.16771347031120362,0.17214889269223937,0.17538792792882418,0.18000839438997712,0.18334154296685765,0.18396635999985203,0.1840203584119082,0.18519894956611144,0.18522203017358937,0.18569056317984847,0.18606621190175218,0.1879244609352572,0.18904254114398428,0.18993238412959743,0.19270095080763192,0.19291206600691846,0.19304502346581995,0.19428915869741012,0.19511424492955035,0.19545810993731805,0.19579610081736437,0.19588712087179133,0.19621716791126625,0.1965842613097514,0.19690300878470404],"n_dims_used":45,"mean_confidence":0.9192152235243055},"coverage":{"mean_confidence":0.9192152235243055,"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}}