{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":487,"cluster_id":4870001497},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["487:4870001394","487:4870000689","487:4870001392","487:4870000612","487:4870001684","487:4870001678","487:4870001588","487:4870001592","487:4870001775","487:4870001309","487:4870000690","487:4870003418","487:4870001681","487:4870001582","487:4870001677","487:4870001122","487:4870001107","466:4660014334","487:4870001388","487:4870001300","487:4870000680","487:4870001580","487:4870001403","487:4870003553","487:4870000684"],"twin_admin_codes":[487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,466,487,487,487,487,487,487,487],"twin_sims":[0.7384845848764476,0.7252723917205353,0.5677070902686201,0.538217847674372,0.5280934657755767,0.5190104877832741,0.46806096231572714,0.4546758290264504,0.4337676428515516,0.42792833722323403,0.42277289053053735,0.4186713085011547,0.41734692576819343,0.41197128664396926,0.4017708696457221,0.40171556988253176,0.39688387487901755,0.3792067089214901,0.37769247075999496,0.37621057595729485,0.3705611222130358,0.3704129373366431,0.3684504955589489,0.34832923733395726,0.34010898743215046],"twin_dists":[0.10112796036568455,0.10409551266523737,0.13819886517469382,0.14456283378892387,0.14676184759616387,0.14874243159033415,0.16003116514624185,0.16306056893222537,0.16785957425611753,0.16921599429027437,0.17041988946176498,0.17138208344975653,0.17169362490067147,0.17296255179846434,0.17539051391496094,0.175403751230443,0.17656354608479066,0.1808638112819687,0.1812365765369225,0.1816020842651565,0.1830020358090952,0.1830388978106413,0.18352776214036828,0.18861846325761303,0.19074217759413012],"n_dims_used":43,"mean_confidence":0.91167334623115},"coverage":{"mean_confidence":0.91167334623115,"n_dims_used":43,"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}}