{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900001615},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900001347","490:4900007276","490:4900007018","470:4700000375","487:4870004712","478:4780003073","490:4900001482","466:4660001977","466:4660010535","470:4700004321","493:4930002521","490:4900003220","496:4960007951","485:4850001368","466:4660001831","490:4900000822","469:4690002873","470:4700001223","466:4660001562","466:4660001053","496:4960000711","490:4900000476","470:4700002287","470:4700003309","466:4660010888"],"twin_admin_codes":[490,490,490,470,487,478,490,466,466,470,493,490,496,485,466,490,469,470,466,466,496,490,470,470,466],"twin_sims":[0.3328900038671902,0.25259235611987907,0.16910109396960699,0.1579290042853952,0.13701977994922512,0.13083071131980115,0.12749296838996607,0.10851513833683149,0.09665463495555489,0.09613043650966818,0.09132157419233286,0.08920267221995741,0.08918817339485563,0.08882138675292006,0.0872494382386495,0.08632586970160393,0.08631347786793367,0.08391256745604458,0.08262547182304023,0.08078566887197385,0.0762079494524321,0.0759842899160299,0.07596136955638258,0.07576192262479792,0.07544405283270338],"twin_dists":[0.19263001839600588,0.21544907863910825,0.24485791693029307,0.24952196074067026,0.2589444539643869,0.26193794636562057,0.2635968419443715,0.273715872074297,0.2807579504672389,0.281084475552462,0.2841473459409133,0.285537517096817,0.285547119224016,0.28579044364795053,0.28684239073357637,0.2874674866784692,0.28747590990311495,0.2891263891187547,0.2900267575925833,0.29133344103749714,0.2946914505314511,0.2948596332883065,0.29487689098335595,0.2950272403481342,0.29526752149577745],"n_dims_used":45,"mean_confidence":0.915000237358941},"coverage":{"mean_confidence":0.915000237358941,"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}}