{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900000385},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900000991","490:4900000756","494:4940008054","494:4940008146","490:4900000989","490:4900012244","490:4900012867","494:4940007842","494:4940008145","490:4900012461","490:4900000257","494:4940008256","490:4900000993","490:4900002726","490:4900000992","490:4900013121","490:4900000535","490:4900012316","490:4900000384","494:4940007943","494:4940008247","490:4900000754","490:4900012739","494:4940007954","490:4900013093"],"twin_admin_codes":[490,490,494,494,490,490,490,494,494,490,490,494,490,490,490,490,490,490,490,494,494,490,490,494,490],"twin_sims":[0.19033421676547424,0.12417259334790648,0.1168752762625872,0.10823497394240594,0.08435016890781347,0.08038040559733069,0.07123673090586824,0.07001232122676489,0.06140601942113194,0.05715661717496104,0.054263779578746174,0.05354085137634177,0.05113482089486145,0.0502887191363375,0.04998428925664286,0.04631526269707817,0.044861171523244085,0.04320555090526754,0.042924371537446965,0.0416886685717166,0.04001147940562332,0.0384170521197851,0.038373185832553544,0.03589385309966891,0.034327646421623094],"twin_dists":[0.23656941541090537,0.26528006484564237,0.26910344325158836,0.2738751315312873,0.288822783487057,0.2916244692022968,0.298527560201384,0.2995055504938923,0.3068034231926231,0.3107210186857554,0.3135277893421407,0.3142485100961962,0.3167068442886098,0.3175942171718889,0.3179165387226279,0.32193597058714407,0.3236029533466303,0.3255570950973959,0.3258952035278238,0.3274035583520898,0.3295122747624029,0.33158733762063464,0.33164544972571025,0.3350252918225627,0.3372640257217136],"n_dims_used":45,"mean_confidence":0.9076399909125434},"coverage":{"mean_confidence":0.9076399909125434,"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}}