{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900011312},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900010597","490:4900011447","490:4900009756","490:4900011896","490:4900010317","490:4900010511","490:4900011898","490:4900009850","490:4900009350","490:4900009337","490:4900011643","490:4900011439","490:4900010907","490:4900009954","490:4900010248","490:4900009127","490:4900010517","490:4900011824","490:4900007546","490:4900008792","490:4900011688","490:4900011909","490:4900006686","490:4900009545","490:4900009336"],"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":[0.006730931902075068,0.003939007817235394,0.0027710610631366812,0.002488261534957601,0.0023873175896347715,0.0020609765221804477,0.0016122195515601186,0.0010608225951952387,0.0010400861029083088,0.0009742618032450375,0.0009083423684841406,0.000778171056314962,0.0005574287630957495,0.0005405599070155037,0.0005145607249771756,0.0003911286973696029,0.00036083952624876164,0.0003489295501828323,0.00032825754058266477,0.0003231266228927321,0.00029129219479776257,0.00022084255188659923,0.0001878477954565408,0.00013614993756786445,0.00013098569533800115],"twin_dists":[0.4107419691026282,0.43218461017097615,0.4456994567238704,0.4497548428943194,0.45130533663689987,0.45676601897442476,0.46574604394044467,0.4806658332850991,0.48135808498843574,0.48364361026813607,0.48608081151749666,0.4914188437978305,0.5027392869544877,0.5037692275530933,0.5054169417514456,0.5144890207151628,0.517124826834661,0.5182184253390952,0.5202024326236785,0.5207130070612146,0.5240619407837351,0.5328989523726474,0.5379964542927949,0.5479950470456908,0.5491839846898676],"n_dims_used":45,"mean_confidence":0.8920530531141493},"coverage":{"mean_confidence":0.8920530531141493,"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}}