{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890001048},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890001239","489:4890000990","489:4890001435","489:4890001292","489:4890001296","489:4890001231","489:4890000873","489:4890001171","489:4890001365","489:4890001434","489:4890001359","489:4890001234","489:4890000989","489:4890001436","489:4890001354","489:4890001050","489:4890000932","489:4890001431","489:4890001290","489:4890001108","489:4890001428","489:4890001160","489:4890001433","489:4890001301","489:4890000814"],"twin_admin_codes":[489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489],"twin_sims":[0.8133286465823613,0.7345553953329446,0.6559406381330184,0.6478937382208083,0.5855379662599338,0.5748890972090777,0.5513057545307244,0.5437635528853608,0.5392842708953112,0.52425890036846,0.5185312226532753,0.5164793444232361,0.4929485435018573,0.4826505810848174,0.4746304961387034,0.4709279698836505,0.4680784588344045,0.4563835338234916,0.45551444430609184,0.44201821371931616,0.4416291617365728,0.44113434045426464,0.4369582814276477,0.4361515889630305,0.43196903194697006],"twin_dists":[0.08348818791756875,0.10201388700584917,0.11927046501596987,0.12100352109783787,0.13437136739433883,0.1366558747808721,0.14173177454231012,0.14336175994552317,0.1443316911994178,0.14759704169730614,0.14884715897202125,0.1492957912407729,0.154474277157442,0.1567625757801246,0.15855528054851287,0.15938622584730805,0.16002722520651824,0.1626723178215914,0.16286984134974342,0.16595542601654978,0.1660449002203153,0.16615874348430915,0.1671215248060444,0.16730792329924674,0.16827658235032367],"n_dims_used":45,"mean_confidence":0.9146991305881076},"coverage":{"mean_confidence":0.9146991305881076,"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}}