{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":470,"cluster_id":4700001543},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["470:4700001107","470:4700001999","488:4880006313","470:4700002665","470:4700003366","488:4880006264","488:4880006272","488:4880005135","470:4700003178","488:4880006268","488:4880005622","470:4700001106","488:4880006353","470:4700003348","488:4880004416","488:4880004574","488:4880004412","470:4700002009","488:4880004496","488:4880004414","488:4880004415","470:4700002841","488:4880004158","488:4880004157","470:4700002662"],"twin_admin_codes":[470,470,488,470,470,488,488,488,470,488,488,470,488,470,488,488,488,470,488,488,488,470,488,488,470],"twin_sims":[0.7949585819216528,0.6722570549206083,0.6287862005104528,0.572206244310626,0.5284636735005506,0.5264552705210177,0.49857118937133316,0.4857101397173418,0.4622304390348549,0.4594892654604449,0.4323313599687804,0.42386100568125923,0.4221313709328584,0.41540859197083485,0.4071541806124404,0.4066643271221872,0.392263563449411,0.38373873644309286,0.3782677716763239,0.37754785464444957,0.3701075902193066,0.36975614788859285,0.3667783809668042,0.36152287021948215,0.3587977798506426],"twin_dists":[0.08798270700052717,0.11574352655656468,0.12510681803712945,0.137232021350259,0.14668128448307777,0.1471184928973474,0.15323085969611563,0.1560811740040112,0.16134695215721537,0.1619675659480121,0.16819252034770807,0.17016528771133935,0.17057012356711093,0.17215035338143933,0.1741057814424337,0.17422237050352968,0.17767867588429007,0.17975242105373593,0.1810948674000455,0.18127221513949354,0.18311487809482688,0.18320236693918823,0.18394532933359642,0.18526403050566165,0.18595163467921635],"n_dims_used":43,"mean_confidence":0.9139243724734284},"coverage":{"mean_confidence":0.9139243724734284,"n_dims_used":43,"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}}