{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900009919},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900001352","469:4690003188","490:4900000180","487:4870004081","496:4960010127","490:4900004398","490:4900004836","487:4870005113","487:4870004826","493:4930000355","496:4960010300","487:4870004271","488:4880001068","496:4960008085","496:4960008022","490:4900000271","466:4660011580","494:4940004758","487:4870006016","494:4940008008","493:4930005974","487:4870003568","480:4800005472","490:4900005113","496:4960002024"],"twin_admin_codes":[490,469,490,487,496,490,490,487,487,493,496,487,488,496,496,490,466,494,487,494,493,487,480,490,496],"twin_sims":[0.08790111408189492,0.07097360867445086,0.04046433066609859,0.02900384115831555,0.027653276687498757,0.024143838045299994,0.021401381986402363,0.021117964784394302,0.01875454413588455,0.01872922824959968,0.018067889706291976,0.016954500049409404,0.016638728203550314,0.015897918383546802,0.015780003102357495,0.015387277088687345,0.01431428907561903,0.01419810046729311,0.013999775879480892,0.013377932043575565,0.012710635349719508,0.012151048655365058,0.011367379762342054,0.011344290910519566,0.011261672084398306],"twin_dists":[0.2864044774609879,0.29873657070685605,0.32893566625259,0.34558949515795795,0.3479090532261707,0.35442774163193663,0.3601201873068432,0.3607440661354076,0.36625154397267984,0.36631374696194874,0.3679653410541051,0.37086941814947105,0.37172348397869587,0.37378441964693526,0.3741202166971966,0.37525476305389316,0.3784898652719197,0.37885289947253087,0.37947867109776123,0.3814928508616145,0.3837485061454897,0.38572240851190204,0.38862680528503035,0.3887150419407823,0.38903209153803747],"n_dims_used":45,"mean_confidence":0.8986922370062934},"coverage":{"mean_confidence":0.8986922370062934,"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}}