{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890000847},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890001086","489:4890000963","489:4890001148","489:4890001277","489:4890001275","489:4890000788","489:4890000909","489:4890001278","470:4700006863","489:4890000965","489:4890001027","489:4890000791","489:4890000789","489:4890001146","489:4890001028","489:4890000790","489:4890001344","489:4890001215","489:4890001151","489:4890001345","489:4890001156","489:4890000966","489:4890001343","489:4890001084","489:4890001149"],"twin_admin_codes":[489,489,489,489,489,489,489,489,470,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489],"twin_sims":[0.9756581929747127,0.9595665335538651,0.8927479197546162,0.8752628903952389,0.8752074730198885,0.872065165112282,0.8533207365548218,0.851864435970019,0.8417269273953032,0.8398489770548404,0.822353011021147,0.8052283837461881,0.8037818156825545,0.8033833790246696,0.7986022157497404,0.7777177175127848,0.7720955531188127,0.7709945458412257,0.7709591922592056,0.7647764597146788,0.7596823834262669,0.7529781405266878,0.7390387209263068,0.7351445748358638,0.7223146326722013],"twin_dists":[0.028832701318841532,0.0373142868568412,0.06186471997583867,0.0670411528761668,0.06705708141047036,0.06795579441508659,0.07315053927877255,0.07354334270203715,0.07623967185777351,0.07673223714893401,0.08122826856443367,0.08548648838885013,0.08584053627316345,0.08593790910363355,0.08710160274215564,0.0920903809613672,0.09340982011989725,0.09366714770245455,0.09367540491244152,0.09511419013468533,0.09629207513518435,0.09783249210455504,0.10100277388948861,0.10188123316798918,0.10475558212896498],"n_dims_used":44,"mean_confidence":0.9136754816228693},"coverage":{"mean_confidence":0.9136754816228693,"n_dims_used":44,"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}}