{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":487,"cluster_id":4870001027},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["487:4870001125","487:4870000939","487:4870001590","487:4870000681","487:4870001124","487:4870000611","487:4870001214","487:4870000940","487:4870001684","487:4870001031","487:4870000761","487:4870001122","487:4870001306","487:4870000682","487:4870000684","487:4870001388","487:4870000680","487:4870001212","487:4870001954","487:4870001768","487:4870001683","487:4870001498","487:4870001292","487:4870001215","487:4870001692"],"twin_admin_codes":[487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487],"twin_sims":[0.7234479752753984,0.6973804467419544,0.6645939933607883,0.6040018160032496,0.58736319009676,0.5472472224070413,0.5395374583224959,0.5267026093774738,0.5247680874127597,0.4951616819623751,0.45633117341409135,0.4445259161096718,0.4293484989742749,0.4236092850459171,0.4204912767864556,0.4199876265923534,0.4132372876338433,0.4035755487622996,0.402671375556971,0.39760055161848007,0.39391438063213163,0.3775935937190274,0.3745278932621533,0.3653686393842091,0.3547242057802286],"twin_dists":[0.10450283334994277,0.11026706245391381,0.1174023645274376,0.13041598372260282,0.1339801134260325,0.14260841074099595,0.14427682675353823,0.14706463011241808,0.1474860593099651,0.15398436901957646,0.16268421423748813,0.16537943282749618,0.1688854133394042,0.17022416203654367,0.17095464599507343,0.17107285454714924,0.1726630686367196,0.1749589708034173,0.17517507195900645,0.1763911105350405,0.17727955063668255,0.18126094267139134,0.18201797011236218,0.18429811782062103,0.18698450592691818],"n_dims_used":43,"mean_confidence":0.9114974265874818},"coverage":{"mean_confidence":0.9114974265874818,"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}}