{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":487,"cluster_id":4870001891},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["487:4870002051","487:4870001969","487:4870002152","487:4870002151","494:4940000793","487:4870001966","487:4870001613","487:4870002136","487:4870001798","487:4870000695","487:4870000550","487:4870001800","487:4870002052","494:4940000439","487:4870001519","491:4910004141","491:4910000336","491:4910003691","494:4940000385","487:4870001965","494:4940001918","491:4910000615","665:6650003272","487:4870003903","487:4870001880"],"twin_admin_codes":[487,487,487,487,494,487,487,487,487,487,487,487,487,494,487,491,491,491,494,487,494,491,665,487,487],"twin_sims":[0.23917719573778298,0.11448081428081143,0.10254803860350652,0.08215273420892578,0.07215926825198647,0.0514253557174149,0.04445226363349954,0.029987116521829033,0.024617511537687334,0.020806587568721068,0.015183041551448005,0.013211957463028232,0.011691670909553524,0.010792162999253107,0.010382131561704823,0.009102082216426418,0.008541637560929079,0.008407486416633914,0.008339357320514447,0.008054049543688274,0.007505616713173606,0.006455923056012364,0.004937901500550928,0.004567333471865341,0.004500570141610708],"twin_dists":[0.21967996739026083,0.27039781117251693,0.2771792931615855,0.2903602696712743,0.2977996530794053,0.3164049548840802,0.3240798859636461,0.34395842302453306,0.3535019044689907,0.3614379509704193,0.37585488864819544,0.38204443037079305,0.3874040177128568,0.39087409660252037,0.3925420260557141,0.39815595440621177,0.40083914965033374,0.40150473435224615,0.4018464023684403,0.40330494257941396,0.4062437277089601,0.4124514890813844,0.42327188652555814,0.42636928723840933,0.4269514364783289],"n_dims_used":43,"mean_confidence":0.8960204900697221},"coverage":{"mean_confidence":0.8960204900697221,"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}}