{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800000074},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800000018","480:4800000199","480:4800000129","480:4800000102","480:4800000225","480:4800000031","495:4950000386","480:4800000128","480:4800000265","495:4950000334","480:4800000264","480:4800000234","480:4800000232","491:4910003401","480:4800000160","480:4800000052","480:4800000113","480:4800000076","480:4800000184","491:4910001852","480:4800000222","480:4800000130","495:4950000544","480:4800000174","491:4910003136"],"twin_admin_codes":[480,480,480,480,480,480,495,480,480,495,480,480,480,491,480,480,480,480,480,491,480,480,495,480,491],"twin_sims":[0.10023291880931877,0.029203119168102656,0.025555708696469035,0.021441501610266693,0.01617564170825879,0.014414965976442304,0.012959275945590959,0.010367512695354242,0.008667206817321598,0.00853797101946254,0.007089308210452758,0.006766324905054107,0.006709781469260417,0.005999967843288567,0.005788453658311819,0.0056290035408663565,0.0056165256328956125,0.004790127637913073,0.004601314269238169,0.00435021058983612,0.0034356725100560463,0.0032449652603932966,0.0032428302704380165,0.0030357490592163904,0.002787325650454591],"twin_dists":[0.27856540261858204,0.3452551358246331,0.35171270340713195,0.3600324546238213,0.37300209455694616,0.3781773940743856,0.3828960444314556,0.39260256866726345,0.4002245674964483,0.40085721625172605,0.4086061705530416,0.41052654444682357,0.4108711914405907,0.41543603200869755,0.4168906345037875,0.41801926494766467,0.4181088007937931,0.42448093749380994,0.42607594711998853,0.42829175889581117,0.4374878575138615,0.4396841501570619,0.4397093979317665,0.4422334835824021,0.4454779234028281],"n_dims_used":43,"mean_confidence":0.9036128021949945},"coverage":{"mean_confidence":0.9036128021949945,"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}}