{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900000206},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900000116","490:4900000216","490:4900000341","490:4900000681","490:4900000351","487:4870002372","487:4870004977","487:4870003689","490:4900000064","487:4870005563","490:4900000335","487:4870004988","487:4870005990","496:4960006891","487:4870003108","466:4660013656","487:4870005564","487:4870003240","496:4960008277","487:4870003379","487:4870007607","487:4870005856","490:4900000574","487:4870003545","490:4900000805"],"twin_admin_codes":[490,490,490,490,490,487,487,487,490,487,490,487,487,496,487,466,487,487,496,487,487,487,490,487,490],"twin_sims":[0.6231556428196472,0.45515372121608977,0.26673462399846876,0.22426134505104905,0.2154141235842759,0.21086397097071496,0.20473186265999113,0.2014536244156638,0.18225539757790946,0.1818693026357232,0.1603786356511763,0.1548625347304413,0.15424834897665707,0.14826844943676976,0.14700225304547995,0.14635461220572496,0.1417853790531584,0.13809604169274295,0.13667245155522773,0.13509792724214836,0.13401602189345022,0.13045964930498827,0.1299946887169644,0.1235464041268897,0.12025293599761973],"twin_dists":[0.12631373417264108,0.16295186545078813,0.21114101129328697,0.22456971523267197,0.22757278650886306,0.22914968864809726,0.23131183203585556,0.2324859306477739,0.2396419244454795,0.23979114334525486,0.2484793085031389,0.25084391847773285,0.2511109908664771,0.2537529996403381,0.2543224591395533,0.2546151315811444,0.256707743282803,0.25843429720276656,0.2591097302517494,0.25986293891617546,0.26038431761410585,0.26212077791109034,0.262350430338212,0.2656013253825221,0.2673117293060659],"n_dims_used":45,"mean_confidence":0.9148593478732638},"coverage":{"mean_confidence":0.9148593478732638,"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}}