{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":487,"cluster_id":4870001905},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["487:4870001904","487:4870001997","487:4870001729","487:4870001996","487:4870002000","487:4870001442","487:4870001906","487:4870001998","487:4870001445","494:4940005468","487:4870001910","487:4870001635","487:4870001730","494:4940005463","487:4870001728","487:4870001909","487:4870001821","496:4960009287","487:4870001637","487:4870003393","487:4870003392","487:4870001908","494:4940007879","487:4870001818","487:4870001727"],"twin_admin_codes":[487,487,487,487,487,487,487,487,487,494,487,487,487,494,487,487,487,496,487,487,487,487,494,487,487],"twin_sims":[0.5188377156927574,0.46267805244690624,0.45612078446343507,0.4347642531251785,0.2843932478685601,0.26911910105311676,0.2597613033997244,0.24999464206810065,0.21170873195145185,0.16954515615033516,0.16754020538604197,0.14215295322127391,0.1351542720178005,0.12570329600468175,0.12490078294906766,0.1233724682188754,0.11450385028808509,0.10846472475067194,0.10424636402029926,0.10034630324929636,0.09759649470737577,0.08785948170198864,0.084294597153903,0.08173673170651204,0.07943112402136368],"twin_dists":[0.14878018250309782,0.1612457342101078,0.16273202012620416,0.16762880923773932,0.20595631352856214,0.21042883435719542,0.21324680001238203,0.21625687818393263,0.22885519864528706,0.24467719052691472,0.24549589499937866,0.25653756509527365,0.25983587189990714,0.2644999041521083,0.2649080192882138,0.26569078135791646,0.27038525996800256,0.2737445061493816,0.2761779244932544,0.2784969371716268,0.28017474307602186,0.2864323763213264,0.28886126911324167,0.29065502790967856,0.29231080243194996],"n_dims_used":43,"mean_confidence":0.9101709765057231},"coverage":{"mean_confidence":0.9101709765057231,"n_dims_used":43,"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}}