{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890001040},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890000919","489:4890000978","489:4890001164","489:4890001098","489:4890001165","489:4890000933","489:4890000922","489:4890000864","489:4890001172","489:4890001106","489:4890001112","489:4890001044","489:4890001291","489:4890001237","489:4890001430","489:4890001226","489:4890000923","489:4890001424","489:4890001426","489:4890001107","489:4890000989","489:4890001368","489:4890001438","489:4890001115","489:4890000869"],"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":[0.7936317464974769,0.720583093039297,0.7091869520866169,0.6559131135051525,0.6408796782359222,0.608288607497952,0.5992034602233489,0.5908647412676906,0.5866882692757293,0.5758457440216845,0.5588038331160777,0.5587093660801357,0.5159216231084904,0.4825813246087304,0.4683831115969597,0.46660907078454056,0.46119773255234137,0.4590415180935203,0.4537742367672845,0.44783737658046263,0.41917361160754035,0.41389234761175203,0.4082597323479971,0.39644411333007634,0.3855368740158994],"twin_dists":[0.088302373679791,0.10514132573754086,0.10766839437819616,0.11927639932291345,0.12251144429315282,0.12949806246081313,0.13144351340163715,0.13322972230693483,0.13412478016233603,0.13645049753938826,0.14011486560949174,0.14013521678797544,0.14941780858548487,0.15677801561431423,0.15995863026688859,0.16035828407873262,0.1615806079415873,0.16206906288531325,0.16326576300918305,0.16462072702632252,0.17126403395201986,0.17250826522127152,0.1738428795371171,0.1766694253627022,0.1793132076428964],"n_dims_used":45,"mean_confidence":0.914566887749566},"coverage":{"mean_confidence":0.914566887749566,"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}}