{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890000306},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890000265","489:4890000261","489:4890000408","489:4890001071","481:4810006029","489:4890000290","489:4890001065","470:4700007084","489:4890000558","472:4720001654","489:4890000488","489:4890000706","489:4890000397","485:4850003277","472:4720002281","489:4890000055","485:4850003969","489:4890000307","466:4660007093","485:4850003250","485:4850003504","489:4890000204","485:4850002339","496:4960005628","493:4930002460"],"twin_admin_codes":[489,489,489,489,481,489,489,470,489,472,489,489,489,485,472,489,485,489,466,485,485,489,485,496,493],"twin_sims":[0.6135708905613017,0.33703138572356806,0.283589658209995,0.27960934676315685,0.26422455557934493,0.2536919323921454,0.24477259143807747,0.24211654807142732,0.2405219814888134,0.2251636324211918,0.21536462659444533,0.21211624112266034,0.20234544406271346,0.1962687651860161,0.19502539722321544,0.19278969259516732,0.19278036800287282,0.1854055638097696,0.18505125012465096,0.1790848559437312,0.17855694054043517,0.17760816366818027,0.17430254276666898,0.17109296078152292,0.1678812714121953],"twin_dists":[0.12836691708269576,0.19154432727063173,0.20618792379982678,0.20734101639349198,0.21189498815523278,0.21510874271528496,0.2178971661843842,0.21874010540518898,0.21924904539874798,0.2242679239640413,0.2275898185080336,0.2287134227405912,0.23216523498840874,0.23437004084108906,0.23482697140773723,0.23565369519825624,0.23565715719609148,0.23843269538288303,0.2385679771178367,0.2408739740214251,0.24108061571124556,0.24145308783996292,0.24276197656538015,0.2440499022721218,0.24535612793531256],"n_dims_used":45,"mean_confidence":0.9144627888997395},"coverage":{"mean_confidence":0.9144627888997395,"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}}