{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":487,"cluster_id":4870000158},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["487:4870000163","487:4870000101","487:4870000165","487:4870004502","487:4870000953","487:4870000426","466:4660012098","487:4870002154","497:4970003405","487:4870000129","487:4870000873","494:4940001739","497:4970003494","487:4870004501","497:4970003557","497:4970003444","487:4870004053","665:6650003107","487:4870003208","487:4870001708","487:4870000131","487:4870003189","487:4870001789","665:6650002958","487:4870000549"],"twin_admin_codes":[487,487,487,487,487,487,466,487,497,487,487,494,497,487,497,497,487,665,487,487,487,487,487,665,487],"twin_sims":[0.1615076635111388,0.04737007221623909,0.04254441970614007,0.04104261697137165,0.03026121786066276,0.02916056906611006,0.02716566671820592,0.026453278745590513,0.023033992429172548,0.022639606500616888,0.021455106336475842,0.02036829268834964,0.01989703469547525,0.019670770801091836,0.019454580500044606,0.018891632110288336,0.0172888530690618,0.017206542177495676,0.016107422339410815,0.015571414650160126,0.015350014669545295,0.014625902534795397,0.014186421435435685,0.01395452724872748,0.013871862075270289],"twin_dists":[0.248002649104194,0.32075394472876395,0.3263550546652098,0.32820721005133774,0.3435119216264713,0.3453263638160092,0.3487704990884311,0.3500533135715127,0.3566602294146368,0.35747604793392584,0.3600027365381818,0.3624301497807233,0.36351795073633636,0.36404824044785133,0.3645599176062633,0.3659159782198745,0.3699801752540074,0.3701976799313096,0.3731931629252762,0.3747196739197476,0.3753637298253875,0.3775289022042549,0.3788895357515799,0.37962253941054735,0.3798864408579635],"n_dims_used":43,"mean_confidence":0.8901675911836846},"coverage":{"mean_confidence":0.8901675911836846,"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}}