{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890000450},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890000326","489:4890000140","489:4890000318","485:4850003249","489:4890000304","489:4890000549","481:4810005891","485:4850003425","489:4890001183","481:4810006030","485:4850002247","485:4850002971","481:4810006118","489:4890001123","489:4890000635","489:4890000451","489:4890000407","477:4770000071","489:4890000373","489:4890000058","489:4890000889","489:4890000341","489:4890000133","485:4850001212","489:4890000193"],"twin_admin_codes":[489,489,489,485,489,489,481,485,489,481,485,485,481,489,489,489,489,477,489,489,489,489,489,485,489],"twin_sims":[0.4614950020738801,0.4308806570489161,0.41163986337563657,0.40854200839485877,0.4045583400977756,0.3681016429766803,0.35058238344741444,0.3491019435893302,0.3441787617932082,0.3302359346061237,0.3280305164308684,0.32236922122223766,0.27848900471932037,0.2686519457453021,0.2657700065625474,0.2629006634083796,0.25762691080003225,0.24417363900768546,0.23639616317557705,0.23609174070078204,0.2341001005181027,0.2319659795250521,0.22773942754476298,0.22293648760587118,0.21911079949094836],"twin_dists":[0.16151333008108468,0.16852926281323855,0.1730410189531131,0.1737758043393226,0.1747243259627069,0.18361480064643973,0.1880409959477114,0.18842020328652279,0.18968737759342674,0.1933296739520358,0.1939134077892007,0.19542185582982616,0.20766737215669553,0.21056805152062763,0.21143023902475225,0.21229446126809898,0.21389841696508752,0.21808673577672447,0.22057614851426358,0.2206746648482313,0.22132125310601333,0.2220181137913032,0.22341078351760002,0.22501431326903995,0.22630812900634095],"n_dims_used":45,"mean_confidence":0.9134840223524305},"coverage":{"mean_confidence":0.9134840223524305,"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}}