{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890000862},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["478:4780001789","489:4890000754","489:4890000756","478:4780001888","475:4750011946","478:4780001886","473:4730007228","469:4690008578","478:4780001894","478:4780001566","481:4810005667","469:4690001922","493:4930002179","478:4780002314","481:4810005956","466:4660010133","489:4890000874","473:4730009622","478:4780002522","478:4780000858","484:4840001613","475:4750011886","484:4840002456","487:4870007696","473:4730006893"],"twin_admin_codes":[478,489,489,478,475,478,473,469,478,478,481,469,493,478,481,466,489,473,478,478,484,475,484,487,473],"twin_sims":[0.12776345713163423,0.10602792533070866,0.08984450712285605,0.08690732195401178,0.08225456729821787,0.06430297746018905,0.040863674632666026,0.040345333001326034,0.04027144297349909,0.03956228064905508,0.03735529213861923,0.03552153555460113,0.03528194666514067,0.031766810975738816,0.029400526015737227,0.028145281185246052,0.027834882646580964,0.02621605449674875,0.02612456435015538,0.024804548733692075,0.02398566765064307,0.023205723266003408,0.023089275494162446,0.022482390811153632,0.022232755919531996],"twin_dists":[0.26346119128182405,0.2751410415232925,0.28511368420768185,0.28707332774047883,0.29028829789884225,0.3042584969212529,0.3284316900303813,0.3290866542801383,0.32918059761208546,0.3300897043217314,0.33300997154453255,0.3355498405920567,0.33588986835358137,0.341119400000115,0.344925841743928,0.3470529937287188,0.34759155485857085,0.35048710272020356,0.35065530712292264,0.3531405635374762,0.354740402712856,0.3563087724424781,0.35654684214602483,0.3578047031069499,0.35833068124026257],"n_dims_used":45,"mean_confidence":0.9141004774305556},"coverage":{"mean_confidence":0.9141004774305556,"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}}