{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":487,"cluster_id":4870001591},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["487:4870001681","487:4870001580","487:4870000612","487:4870001488","487:4870001678","466:4660013911","487:4870001107","487:4870000615","487:4870002031","487:4870001582","487:4870001585","487:4870001487","466:4660013793","487:4870001946","487:4870003417","487:4870006008","487:4870003146","487:4870001497","466:4660013695","487:4870001599","487:4870006153","487:4870000689","487:4870001304","487:4870001394","487:4870000762"],"twin_admin_codes":[487,487,487,487,487,466,487,487,487,487,487,487,466,487,487,487,487,487,466,487,487,487,487,487,487],"twin_sims":[0.765605248161375,0.6989126420828677,0.5809488065708446,0.524829256696909,0.5044291436966444,0.476850588407642,0.45213805353262465,0.3960818994214016,0.36731499107043325,0.3583779572867533,0.33221106625906605,0.33140287496581894,0.3287498073914116,0.314526618158469,0.31250740624962986,0.2901517289210908,0.28598866283402186,0.28152997398651963,0.2734803333611352,0.24881355885016046,0.24681994835716556,0.24115306345833676,0.23883579968092836,0.23687164638533345,0.22100583554132808],"twin_dists":[0.09492191836666168,0.10993083572330238,0.1353554671413781,0.14747272848521017,0.15193959570623725,0.15805805878567192,0.16363852645976654,0.17675667440985907,0.18381122127167293,0.18605780275929584,0.19280870611640835,0.19302167205367562,0.19372278799189022,0.1975361979636872,0.19808538465022152,0.20430799020030005,0.20549764865089237,0.20678338021583031,0.20913628378100582,0.2166259280673011,0.21725142142058004,0.21904736130519822,0.21978961463771818,0.22042243967236105,0.22566537160363287],"n_dims_used":43,"mean_confidence":0.9119092364643895},"coverage":{"mean_confidence":0.9119092364643895,"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}}