{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":496,"cluster_id":4960006954},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["496:4960001924","489:4890004420","479:4790002378","479:4790001552","472:4720000724","469:4690000195","472:4720006345","496:4960004678","489:4890004423","466:4660000508","496:4960003136","479:4790002496","479:4790004101","496:4960002050","496:4960001941","496:4960005886","496:4960003133","479:4790006370","472:4720000233","496:4960005170","470:4700007463","496:4960002316","472:4720000073","496:4960000939","496:4960004334"],"twin_admin_codes":[496,489,479,479,472,469,472,496,489,466,496,479,479,496,496,496,496,479,472,496,470,496,472,496,496],"twin_sims":[0.3700042430436753,0.36490828534360104,0.345988505666607,0.3452650093374459,0.3166799218955913,0.2977438704332138,0.29668673559922126,0.29370763693816465,0.2923608400269397,0.2892439852470244,0.2789565072233401,0.26705584938220556,0.2622650846773118,0.2611984309286629,0.2554843245627311,0.2549072912245918,0.2543749289279445,0.2520265022737686,0.2471163447770555,0.2420218119413155,0.23947845633011364,0.23746307118111398,0.2369659366204669,0.23401160206346872,0.23311488874777792],"twin_dists":[0.18314060128449974,0.18441346987560603,0.18922046257396952,0.18940696940610355,0.19695274165357168,0.2021642853795021,0.20246082623121917,0.20329986894563915,0.2036808368392472,0.20456651723071584,0.20753109170465073,0.2110448405220772,0.21248668881406282,0.21280994986520038,0.2145559724397627,0.21473365910756406,0.21489781653068046,0.21562458674073354,0.21715822262649595,0.2187702816689025,0.21958329510341604,0.22023153136096515,0.2203919825331221,0.22135006769910406,0.2216424364561186],"n_dims_used":45,"mean_confidence":0.9297436184353298},"coverage":{"mean_confidence":0.9297436184353298,"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}}