{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900009064},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900009173","490:4900009377","490:4900008063","490:4900009065","490:4900009886","490:4900009282","490:4900009676","490:4900004670","490:4900008389","490:4900004793","490:4900009588","490:4900011529","490:4900008838","490:4900011799","490:4900009983","490:4900007944","490:4900010798","490:4900009176","490:4900007953","490:4900010185","490:4900011478","490:4900009715","490:4900004797","490:4900009692","490:4900008602"],"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":[0.42513267545212646,0.34621453627087884,0.33328254478777236,0.32114243983668045,0.30943457076313535,0.281955873448404,0.2793143499109082,0.270033752911703,0.2551581668828678,0.2370501336092436,0.22958102536926775,0.21908379825456167,0.20267357462099234,0.2007731722347071,0.19675566156699884,0.19599489215127303,0.1640969177098953,0.157206313506962,0.15279215980004926,0.15107413158399477,0.1494085805867846,0.1451224510712979,0.1435439134993688,0.1433798503849387,0.14250807176064653],"twin_dists":[0.16986808254250185,0.1891622374838115,0.1925267973274899,0.19575067007320396,0.1989250355380224,0.20666003685906234,0.2074268717621931,0.21015669102959286,0.21465637532518067,0.2203647923466674,0.22280188866930686,0.22631731413730533,0.2320474846937017,0.23273127662309614,0.2341916559261392,0.2344705148620564,0.24691856006013746,0.2498318136249363,0.25174732822697565,0.2525038356064777,0.25324329979102256,0.2551746086622145,0.2558965292009135,0.25597189838614093,0.2563734641026803],"n_dims_used":45,"mean_confidence":0.9177691141764323},"coverage":{"mean_confidence":0.9177691141764323,"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}}