{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":474,"cluster_id":4740000401},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["474:4740002419","474:4740002213","474:4740000020","487:4870007965","480:4800005911","478:4780001762","478:4780006274","474:4740003245","473:4730004783","466:4660014203","487:4870007817","474:4740003160","466:4660013042","474:4740004835","473:4730006981","473:4730004787","487:4870008094","473:4730006532","466:4660013160","474:4740002723","473:4730006755","473:4730006868","473:4730006867","487:4870005760","473:4730006645"],"twin_admin_codes":[474,474,474,487,480,478,478,474,473,466,487,474,466,474,473,473,487,473,466,474,473,473,473,487,473],"twin_sims":[0.2875343758260546,0.20015269796698096,0.16809941230019018,0.11364711730632712,0.10200667821786467,0.0998611294217054,0.09947597611334902,0.09820515613862246,0.09737726898067747,0.09660985950294092,0.08551406003022981,0.0837084186958127,0.08245795670184979,0.08156152476003005,0.08059247369380777,0.07791489486917036,0.07750730673263254,0.07657414566924155,0.07612954002325263,0.07285626764652237,0.0711707922336344,0.07008427545510917,0.06916916803822053,0.0675664092729714,0.06641709730649162],"twin_dists":[0.20505473593896115,0.23295549635153856,0.2452668420859001,0.27085336586640885,0.27750120931653977,0.278790328033769,0.2790240308896008,0.2798002015973388,0.2803100934132639,0.28078578679957594,0.2880213519615393,0.28926845894126274,0.29014476301455483,0.29077953003995266,0.291472032296411,0.2934208243022316,0.29372217574132325,0.2944169427265939,0.2947503658564192,0.297254683484942,0.29857987957033183,0.2994476951427297,0.3001871186070717,0.3015015634429781,0.3024598507404079],"n_dims_used":45,"mean_confidence":0.9223926120334202},"coverage":{"mean_confidence":0.9223926120334202,"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}}