{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800001119},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800001118","480:4800001016","480:4800000982","480:4800001065","480:4800001179","480:4800001060","480:4800001114","480:4800001021","480:4800001061","480:4800000983","480:4800000943","480:4800001123","480:4800001185","480:4800000902","480:4800000559","480:4800001020","480:4800000453","480:4800001113","480:4800000746","480:4800000981","480:4800000901","480:4800001176","480:4800000860","495:4950001955","480:4800000421"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,495,480],"twin_sims":[0.8561594985257768,0.8318472749118079,0.8201353709104654,0.810088868238087,0.8095921196366299,0.8013605171481769,0.7813826854322945,0.7443934387079533,0.7376415949245916,0.7258771303307497,0.6990812816456299,0.6891371925529197,0.6466905742297415,0.6317463688581588,0.6152189587875861,0.5801410667087679,0.5671954471181401,0.5610452021041575,0.5027214693815265,0.47972187416962864,0.47120551909073305,0.4622562422757244,0.4558082267786977,0.45212756854908753,0.4467632367911758],"twin_dists":[0.07238067026771619,0.07880854494360413,0.08178708375389494,0.0842907081651608,0.08441336430689396,0.08643131992674621,0.09122520351549249,0.09978985797574279,0.10131828583864048,0.10396037287597112,0.10989381154025067,0.11207120923613939,0.12126234838440653,0.12447197971851491,0.12801396163964207,0.13552873968341977,0.13830886931379396,0.1396321440574907,0.15231558955177615,0.15741610504632136,0.15932386106124108,0.16134111638443832,0.16280305621788252,0.16364091680532222,0.16486659434071338],"n_dims_used":42,"mean_confidence":0.8999247778029669},"coverage":{"mean_confidence":0.8999247778029669,"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}}