{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":487,"cluster_id":4870000313},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["487:4870000312","487:4870000310","492:4920007014","487:4870002148","487:4870000957","487:4870001974","487:4870001876","487:4870000867","665:6650001652","665:6650004174","487:4870004502","665:6650004173","665:6650004124","487:4870003620","487:4870000706","665:6650001815","487:4870000368","487:4870000165","487:4870000164","665:6650002355","487:4870002069","665:6650001893","491:4910000529","487:4870000547","487:4870011247"],"twin_admin_codes":[487,487,492,487,487,487,487,487,665,665,487,665,665,487,487,665,487,487,487,665,487,665,491,487,487],"twin_sims":[0.01912094038540699,0.009205063292775314,0.003550099368017259,0.0008332421815905908,0.0006871430935845075,0.0006602602160906558,0.0005044590884912577,0.00035642240021384433,0.0003303606064081455,0.0002742494335808102,0.0002418795384172105,0.00023259865422308083,0.00022508602011978832,0.00019411994045690563,0.00017907550323837478,0.0001654776098456834,0.00014578841700210393,0.00014557863395344036,0.0001384317775215999,0.00012703057178284965,0.00011274447965285035,0.0001107775695058726,0.0001079704959720755,0.00009978360344089823,0.0000969099932285199],"twin_dists":[0.36535940223259467,0.3976790558396483,0.43622285192777177,0.4890662177922615,0.4956704684323138,0.49702667764277236,0.5060781940873675,0.5175264152751117,0.5199953172087727,0.5259988093779691,0.5300111069055271,0.5312547963991745,0.5322961884198915,0.5369657289714954,0.539493775269073,0.5419572148767446,0.5458856352531559,0.5459301279112864,0.547483214987644,0.5501248662264123,0.5537707584098286,0.5543065710745313,0.5550870396692164,0.5574780238742487,0.5583614586630736],"n_dims_used":43,"mean_confidence":0.8886653101721476},"coverage":{"mean_confidence":0.8886653101721476,"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}}