{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":491,"cluster_id":4910000366},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910000752","491:4910000695","491:4910000629","491:4910000285","491:4910000820","491:4910000696","491:4910000818","491:4910000317","491:4910000819","491:4910000505","491:4910000753","491:4910000817","491:4910000626","491:4910000413","491:4910000108","491:4910000456","491:4910000688","491:4910000691","491:4910000692","491:4910000693","491:4910000561","491:4910000150","491:4910000878","491:4910000620","491:4910000556"],"twin_admin_codes":[491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491],"twin_sims":[0.6767698301540089,0.6667277123961243,0.6462848777364787,0.5686307497111638,0.49270636402950113,0.4750999807501146,0.4723497435516115,0.46409933883128485,0.4636233174067788,0.33584681431016666,0.33312848206620493,0.29890536272415474,0.29365169398244817,0.29361521518693684,0.29237133286061545,0.23887449399480978,0.23799165402199188,0.2187439062799476,0.21610944646246083,0.20451588654575764,0.2027843236946373,0.1975671576583071,0.1951869010970688,0.18483878697156111,0.17742033072027164],"twin_dists":[0.11476438254845264,0.11694093036717249,0.12134960662954274,0.13800030606648808,0.15452792577764823,0.15845006931451777,0.1590668857827943,0.16092456886043519,0.161032096135089,0.19185412809067995,0.19256730116938348,0.20183918282373195,0.20331567288106173,0.2033259791336677,0.20367786471825808,0.21977718194054818,0.22006117032642594,0.22643300170231398,0.22733380305759315,0.23138878530399126,0.23200777172665407,0.23389502492661723,0.23476750568264973,0.23864918583785605,0.2415269950939081],"n_dims_used":45,"mean_confidence":0.8906500922309027},"coverage":{"mean_confidence":0.8906500922309027,"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}}