{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":477,"cluster_id":4770000981},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["477:4770001043","477:4770000863","477:4770000916","477:4770000859","477:4770000747","477:4770000419","477:4770001463","477:4770000584","477:4770000636","477:4770001743","477:4770000854","477:4770000526","477:4770000366","477:4770000580","477:4770001044","477:4770000921","477:4770001339","477:4770001631","477:4770000635","477:4770000589","477:4770000634","477:4770000808","477:4770000984","477:4770001103","477:4770000588"],"twin_admin_codes":[477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477],"twin_sims":[0.9688635787979246,0.9455209311675082,0.9178494522158509,0.9139159274041352,0.911395315179872,0.8979624122062466,0.8864896072634774,0.8610491961212368,0.8603154198243042,0.858364835094216,0.8510636269035269,0.8494146214798846,0.842475503285848,0.8418926287032915,0.8350898721125355,0.8343913480233838,0.8301130132642652,0.8295339397917467,0.827067282759339,0.808290530793808,0.8000535204807329,0.7998155327245738,0.7942701305350811,0.7865472688242146,0.7844767107335826],"twin_dists":[0.03266618975206617,0.04347178792613306,0.05377553393275894,0.05510618876352355,0.05594517181042125,0.0602559031367371,0.0637539232556802,0.07104113984938094,0.07124327469443897,0.07177867044792745,0.07375873566974961,0.0742009323466483,0.07604274747626924,0.07619611036676331,0.07797141774359073,0.07815223457564084,0.07925396824853624,0.07940234583347364,0.08003245481878606,0.08473426352959078,0.08674928497011529,0.08680711284538621,0.08814864960678508,0.08999888874732194,0.09049156123737238],"n_dims_used":45,"mean_confidence":0.9211354573567708},"coverage":{"mean_confidence":0.9211354573567708,"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}}