{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":485,"cluster_id":4850008875},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["500:5000001217","485:4850008438","500:5000001216","485:4850008534","500:5000001218","500:5000000993","500:5000001046","485:4850008776","485:4850008876","485:4850008741","485:4850008729","485:4850008786","485:4850008791","485:4850008291","485:4850008532","485:4850008477","485:4850008832","485:4850008696","485:4850008646","500:5000001045","485:4850008740","485:4850008911","485:4850008478","500:5000001163","485:4850008647"],"twin_admin_codes":[500,485,500,485,500,500,500,485,485,485,485,485,485,485,485,485,485,485,485,500,485,485,485,500,485],"twin_sims":[0.836182851193896,0.7862806181192652,0.7750163284245235,0.7456560493483956,0.6817742742590874,0.6793133234664238,0.664691756471289,0.6572904522902736,0.6321285066103363,0.6295734214690787,0.6232831000151551,0.6200714034186849,0.6077188143173314,0.5907016425410806,0.5873979246306655,0.5848037247165987,0.5824796618647076,0.573630155134564,0.5729351717603338,0.5728671621002718,0.5667861516733733,0.5643185328907484,0.563390306007709,0.5505276787842291,0.5488794992843526],"twin_dists":[0.07768795434085449,0.09006241435590241,0.09272550549307645,0.09950298817588844,0.11367640961454062,0.11421171709422552,0.1173812298025361,0.11897938793022976,0.12439000781964768,0.12493801442704007,0.12628642129304277,0.12697456618959888,0.12962007119741356,0.13326466948043328,0.13397266848390274,0.13452878125680265,0.13502712724470609,0.13692620069868153,0.1370754561351963,0.1370900629576884,0.1383968769645514,0.13892763354051943,0.1391273593736803,0.1418997551625245,0.14225571248537996],"n_dims_used":45,"mean_confidence":0.9198866102430555},"coverage":{"mean_confidence":0.9198866102430555,"n_dims_used":45,"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}}