{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890000981},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890000863","489:4890001225","489:4890000982","478:4780001687","469:4690007660","478:4780000873","469:4690008276","478:4780001683","469:4690008279","469:4690008464","473:4730007114","469:4690008196","478:4780002903","478:4780001989","478:4780002001","478:4780003449","469:4690008467","489:4890001294","478:4780000936","478:4780000823","489:4890000759","498:4980003365","489:4890000529","478:4780000929","469:4690008576"],"twin_admin_codes":[489,489,489,478,469,478,469,478,469,469,473,469,478,478,478,478,469,489,478,478,489,498,489,478,469],"twin_sims":[0.5256193021541845,0.4738447443248098,0.42773191706913866,0.30842525220161804,0.28792465127341865,0.2693714997258535,0.268855953556285,0.26241995922979966,0.2530678569090409,0.2316145676256194,0.23084595479999034,0.23031665935623177,0.20929215224431857,0.2067431680796631,0.20662658325912855,0.20246875771148973,0.19976640786728675,0.18978881597950073,0.17788050346227013,0.16138496897559734,0.15949055266913426,0.15935900744096945,0.15578749004991432,0.15439937341364557,0.15002907345219604],"twin_dists":[0.14730058250078992,0.15873144378306317,0.1692617517871714,0.19920187298962272,0.20494313111266033,0.21035367916816752,0.21050723663494816,0.21243982094049316,0.21530178835153124,0.2221332648703378,0.2223855263393498,0.22255956491389844,0.2296997754715755,0.23059784781075326,0.23063910379160743,0.23212096827009499,0.23309533137511138,0.23677392952255819,0.24134602798588106,0.24805433156978332,0.2488559608519875,0.24891188123646496,0.25044317006584277,0.2510452473386401,0.25296711000472855],"n_dims_used":45,"mean_confidence":0.9147421095106337},"coverage":{"mean_confidence":0.9147421095106337,"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}}