{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900012490},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900007245","490:4900007741","490:4900006880","490:4900006509","490:4900005767","490:4900007122","490:4900006870","490:4900005229","490:4900012418","490:4900007246","496:4960008134","490:4900002441","490:4900002121","490:4900003705","490:4900001268","490:4900007003","490:4900000886","466:4660006393","490:4900006519","466:4660011169","494:4940008286","490:4900012706","490:4900004682","490:4900006757","490:4900012426"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,496,490,490,490,490,490,490,466,490,466,494,490,490,490,490],"twin_sims":[0.4325034558114406,0.27958285561191326,0.2256082761394197,0.22345212902531203,0.21623840209230613,0.21592269037925974,0.21568690580292926,0.19562286951586666,0.17816555706356813,0.16500676885000695,0.1593961959884511,0.15665491886177074,0.15432982450840851,0.15030394838769082,0.1493830093046386,0.1465121772215678,0.140101970460599,0.1379078961554607,0.12978604617333267,0.12816208605483764,0.12735686998141083,0.1212917555441158,0.1186277579604506,0.11678200023926975,0.11675123420149058],"twin_dists":[0.1681526031754446,0.20734872408134655,0.22411949805396,0.2248410647048344,0.2272895378024168,0.22739794042685438,0.22747896898963693,0.2346071524043179,0.2412340948440622,0.24654055709281875,0.2488960688365234,0.25006892327084823,0.2510755173164773,0.2528450282923458,0.25325470003340184,0.2545438390560951,0.2574913452138365,0.25852326472623827,0.2624536842403369,0.26326167376266196,0.2636651780019741,0.2667684207560401,0.2681689457125775,0.26915348227121033,0.2691699937982888],"n_dims_used":45,"mean_confidence":0.908705817328559},"coverage":{"mean_confidence":0.908705817328559,"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}}