{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":474,"cluster_id":4740001327},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["474:4740001034","474:4740003226","474:4740001130","474:4740001539","474:4740002380","474:4740003223","474:4740001750","474:4740001557","474:4740001225","474:4740001140","474:4740003224","474:4740001223","487:4870007955","474:4740001443","466:4660010558","474:4740001743","474:4740001853","474:4740000929","466:4660014331","487:4870007971","474:4740001543","487:4870008113","469:4690005193","474:4740001852","474:4740001759"],"twin_admin_codes":[474,474,474,474,474,474,474,474,474,474,474,474,487,474,466,474,474,474,466,487,474,487,469,474,474],"twin_sims":[0.5389775137836303,0.4771131346984521,0.3467087704927722,0.33048838659969226,0.32907601043808077,0.31756040922244055,0.29621902300877045,0.2956695612273502,0.27141283645384734,0.263552071965461,0.2575845246277384,0.2565106190750057,0.25464406414016133,0.24773427883086532,0.24765350676788211,0.2432003569707089,0.23747521263255705,0.23296925687052114,0.2322136877161218,0.2294267573964805,0.22775969853793784,0.22390934066893406,0.22320691462804063,0.22055942387916752,0.21843119381043954],"twin_dists":[0.14439817049653686,0.15799930771241447,0.18903499355888148,0.19326299133961244,0.19363641639727885,0.19671481253551884,0.20259222438366692,0.2027467451933818,0.20974743655892367,0.21209774758239147,0.21391139161511513,0.21424057125245174,0.21481479969908018,0.21696415023894794,0.2169895003707786,0.21839542261975547,0.22022761542592154,0.22168998862376166,0.2219370134085647,0.2228527707627997,0.22340406354399056,0.22468767045429752,0.22492342016571137,0.2258164520276823,0.2265395448828674],"n_dims_used":45,"mean_confidence":0.9187561882866754},"coverage":{"mean_confidence":0.9187561882866754,"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}}