{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900001523},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900002405","490:4900002551","490:4900001947","490:4900004241","490:4900004115","490:4900003830","490:4900001950","490:4900003558","490:4900001789","490:4900001654","490:4900004521","490:4900009792","490:4900002701","490:4900002700","490:4900001521","494:4940008978","490:4900003976","490:4900001796","490:4900001959","494:4940008990","490:4900002423","490:4900002257","490:4900003547","494:4940009000","490:4900001384"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,494,490,490,490,494,490,490,490,494,490],"twin_sims":[0.4645218561970215,0.3888613261802806,0.3677291612514381,0.34579164228758064,0.3266269129128168,0.2860030643107822,0.2749186985350727,0.2691465623526494,0.2617436862252811,0.257512427265048,0.25026011007988486,0.2495109458198985,0.23642652518144827,0.23551891956340434,0.23316671436604972,0.22335441052477753,0.21893759937190654,0.21489351263438114,0.21012829578692038,0.1948624991678823,0.19347981172919898,0.17995201588928292,0.17306637345865217,0.16874189650370253,0.16837557819445712],"twin_dists":[0.16082915969503936,0.17850372934252318,0.18370778012345615,0.18927119063107642,0.19428604290581558,0.20549351539323452,0.20871277567193044,0.21042065526153134,0.21264460110624242,0.21393346412756875,0.21617408169528965,0.2164078822573584,0.22056632739556903,0.22086026496829342,0.22162551890257082,0.22487387632287512,0.22636706045310115,0.22775206194550351,0.22940680356121945,0.23488698510606906,0.2353977933565118,0.24053547760641997,0.2432559961773741,0.24500435439687493,0.2451539259047328],"n_dims_used":45,"mean_confidence":0.9160007052951389},"coverage":{"mean_confidence":0.9160007052951389,"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}}