{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890003017},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890003018","489:4890002354","489:4890003263","489:4890002941","489:4890002108","489:4890002343","489:4890002602","489:4890003338","489:4890002438","489:4890002169","489:4890001771","489:4890001685","489:4890003015","489:4890002250","489:4890001766","489:4890002416","489:4890001747","489:4890002421","489:4890002526","489:4890002523","489:4890002096","477:4770000241","489:4890002608","489:4890002246","477:4770000160"],"twin_admin_codes":[489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,477,489,489,477],"twin_sims":[0.6727621645058007,0.5827784201801588,0.548902411142281,0.49990790865403295,0.49348145771776436,0.48561918090458855,0.44232458791857654,0.40951735750991186,0.40156760892010374,0.34337774228824497,0.34141919330590415,0.3363213457616135,0.3348109756611844,0.3048932065482862,0.28218201184132635,0.27916898746348023,0.2700301149561316,0.2631437719935276,0.262608301571959,0.25588952791469766,0.2543940029725998,0.2430955593060219,0.24302349182105296,0.2399623650973336,0.236233637445262],"twin_dists":[0.1156340191197435,0.134963056820958,0.14225076300319192,0.15293583985445997,0.15435625092748562,0.156101412456187,0.16588498753762146,0.17354419643917424,0.17543917325998434,0.18989445711649616,0.19040186752166804,0.1917299530685774,0.19212551629326569,0.20017477721052657,0.20659459147572612,0.20746919806929473,0.21015777232813485,0.2122210112248885,0.2123828484368728,0.21443134954688645,0.21489193115969094,0.21842870788725666,0.21845160295531793,0.21942817772979387,0.22062873430576824],"n_dims_used":45,"mean_confidence":0.9178921169704861},"coverage":{"mean_confidence":0.9178921169704861,"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}}