{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":487,"cluster_id":4870001890},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["487:4870002065","487:4870001978","487:4870002234","487:4870002060","487:4870003471","487:4870002056","487:4870000367","494:4940006226","497:4970003237","492:4920003331","494:4940006863","487:4870002064","492:4920003613","487:4870002050","466:4660010805","494:4940007189","497:4970003564","487:4870001706","497:4970002964","497:4970002480","492:4920005322","487:4870002149","466:4660010812","492:4920003077","487:4870002150"],"twin_admin_codes":[487,487,487,487,487,487,487,494,497,492,494,487,492,487,466,494,497,487,497,497,492,487,466,492,487],"twin_sims":[0.3705361614708747,0.1924833456073926,0.15983845853320122,0.035597456145192496,0.02983178311752442,0.028344068375516243,0.018538733631651535,0.0141697439317265,0.013922394760748644,0.012700179872557666,0.012398728321815395,0.011108907598977936,0.011105537019107272,0.011033119021043807,0.0102938535005227,0.007630536014332987,0.007495283270115108,0.006831424053503561,0.00640704586530563,0.006084145269861003,0.005517973286276644,0.0052996672831461915,0.0052924854555945365,0.005005464701229252,0.004689052808633066],"twin_dists":[0.18300824445187006,0.2357674955675205,0.2487082262881481,0.3354424999291596,0.3442130113349295,0.3467107624579658,0.3667841786227604,0.3789418980454747,0.37972495518306837,0.383784675087736,0.3848390073557582,0.38962380850067896,0.3896369454355091,0.3899200563535505,0.39290878263042733,0.4055577946609075,0.4063009266844408,0.41013294335404316,0.412762165567281,0.41486997862693853,0.4188223527205653,0.42044490799063144,0.42049930703880556,0.42272998568544323,0.4253275317437421],"n_dims_used":43,"mean_confidence":0.8962196527525436},"coverage":{"mean_confidence":0.8962196527525436,"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}}