{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900004246},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900004521","490:4900001959","490:4900002701","490:4900003830","490:4900010202","494:4940008990","490:4900002405","490:4900010095","490:4900009971","490:4900008845","490:4900001394","490:4900002423","490:4900002551","490:4900002700","490:4900003558","490:4900012146","490:4900010464","490:4900007718","490:4900008158","490:4900010079","490:4900001795","490:4900008949","490:4900012082","490:4900003838","494:4940007121"],"twin_admin_codes":[490,490,490,490,490,494,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,494],"twin_sims":[0.22640127304625055,0.0975775928629977,0.09048760266197663,0.08800260886301692,0.08074344758190044,0.07636253143497013,0.06537233409189852,0.058694175158231686,0.052859135708405044,0.05199394097579861,0.0512017335438404,0.05011651729519613,0.04866659777695225,0.04561262085296279,0.04546879138770342,0.04150864212416084,0.038516340888046695,0.03846575119659389,0.03830971816724501,0.03729153130636085,0.0352540924458984,0.035133396411304724,0.03502722900405566,0.03410324220615842,0.0339959152902401],"twin_dists":[0.22385527028420765,0.2801864036974284,0.2846914186846535,0.28633650732325877,0.29136370637233067,0.2945754435443558,0.303342773922444,0.3092766581396147,0.31493557473631534,0.31581822844639257,0.31663719037967625,0.3177763391888637,0.31933082786461825,0.3227359230006226,0.32290094347585885,0.3276264399409898,0.33145601146291565,0.33152288901377047,0.33172962850089616,0.3330964896077525,0.3359295267445254,0.33610168038007465,0.3362535276546991,0.33759187710521554,0.3377493303823151],"n_dims_used":45,"mean_confidence":0.9235187106662326},"coverage":{"mean_confidence":0.9235187106662326,"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}}