{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800000567},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800000756","480:4800000527","480:4800000752","480:4800000324","480:4800000579","480:4800000405","480:4800000877","480:4800000491","480:4800000530","480:4800000686","480:4800000500","492:4920003881","480:4800000538","480:4800000402","480:4800000617","480:4800000687","480:4800000532","466:4660011947","480:4800000337","491:4910001148","480:4800000891","480:4800000370","480:4800000468","492:4920006313","492:4920006560"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,492,480,480,480,480,480,466,480,491,480,480,480,492,492],"twin_sims":[0.24016431759223666,0.17515842183770552,0.16405740050444642,0.12437105809594717,0.12018684936083364,0.11568615683709495,0.10882815869206593,0.09322130522837324,0.09098627543081658,0.08515724855347524,0.08480694545119132,0.08014113746394383,0.08000056532245228,0.07381487313067475,0.06922696804613158,0.06762297450877024,0.06613570355609347,0.06549282887711605,0.06124691322409681,0.06113003117849819,0.06095923910822615,0.060625177101419236,0.05952553429854906,0.057400808274935274,0.05557089944831606],"twin_dists":[0.21936350179627495,0.24242139873402532,0.24693501201796528,0.26517850149703287,0.2673464140767652,0.26974366981124914,0.2735383120391874,0.282922500483255,0.28436561610909783,0.2882661159026739,0.28850721171900506,0.29179684538119777,0.2918983104431809,0.2965120179529382,0.3001401807186078,0.30145474371566694,0.3026965332991197,0.3032403593685145,0.3069460253089847,0.3070509770780198,0.3072046329070714,0.30750620217387575,0.3085086318822444,0.31048950529100194,0.31224460894708317],"n_dims_used":43,"mean_confidence":0.9129395595816678},"coverage":{"mean_confidence":0.9129395595816678,"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}}