{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900004247},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900004108","490:4900002099","490:4900002097","490:4900003973","490:4900004106","490:4900004242","490:4900003830","490:4900004253","490:4900004520","490:4900003969","490:4900004377","490:4900002422","490:4900003970","490:4900004104","490:4900001947","490:4900003820","490:4900004255","490:4900001384","490:4900003976","490:4900003547","490:4900002270","490:4900002106","490:4900001941","490:4900004380","490:4900001957"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.7787710484296146,0.5212704881911003,0.4409734676349265,0.4212009042975598,0.4184329739468942,0.40006225425895187,0.37445634959113283,0.3494700288936314,0.33939973468862367,0.3352628658911813,0.3027673510691537,0.26611775144840877,0.24899529774483492,0.2483955579238574,0.2335721906684309,0.22806173860364012,0.21844858581524626,0.216394531257895,0.21209071077571556,0.20937835421269668,0.20682439177849976,0.19822897297610256,0.19731626763164223,0.18897554273642633,0.17549914277889078],"twin_dists":[0.09184214307749271,0.1482488914652545,0.16619576610172795,0.1707881953388129,0.17143811707728046,0.17579989334423,0.18203567286672442,0.18832584145893616,0.19092669064631274,0.19200706579511206,0.2007634915762445,0.2113258971627467,0.21656906771643564,0.21675680838465927,0.22149324348900074,0.223303982049348,0.2265336166255055,0.22723596875724916,0.2287222995427899,0.22966953486296182,0.23056911449142467,0.2336537309653417,0.2339866440651844,0.23707965494887986,0.24228614674695903],"n_dims_used":45,"mean_confidence":0.9241223653157552},"coverage":{"mean_confidence":0.9241223653157552,"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}}