{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900001585},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900003469","487:4870004839","487:4870004847","490:4900001054","487:4870007201","494:4940001109","487:4870006147","466:4660003769","490:4900001855","494:4940006681","493:4930006917","493:4930006882","493:4930007136","466:4660000157","487:4870007193","490:4900001056","490:4900007520","487:4870006136","490:4900000814","466:4660007785","469:4690003554","496:4960007433","494:4940008015","490:4900000566","469:4690001013"],"twin_admin_codes":[490,487,487,490,487,494,487,466,490,494,493,493,493,466,487,490,490,487,490,466,469,496,494,490,469],"twin_sims":[0.22706013714072187,0.1956975848891646,0.18199933023584447,0.1777687102436077,0.16546962344858848,0.16286602935849392,0.16132663176146556,0.14271327244315005,0.13487686391320616,0.13353284176434083,0.13201623625782644,0.12789818219533652,0.1275196084480883,0.12660205758638973,0.12658855312833867,0.11560738693669832,0.1139270485527904,0.11216027620683929,0.11189449664715816,0.10879612404581923,0.10541467952588014,0.10516527945759907,0.10122484859857343,0.09991283994467057,0.09930800342533418],"twin_dists":[0.22363620239087326,0.23457969627700256,0.23974086499387817,0.24138996106348506,0.24634883920555956,0.24743236054587006,0.24807891488590714,0.2562787789954903,0.25996921563384795,0.26061818749743015,0.2613564160917768,0.2633937074818405,0.26358347223185535,0.26404518262520693,0.26405199695894593,0.269786257978054,0.270700117812855,0.27167224558463104,0.2718195047412313,0.2735564654274937,0.275496415184154,0.2756414015641006,0.27796848211334513,0.27875900495635536,0.27912617515490834],"n_dims_used":45,"mean_confidence":0.9068952772352431},"coverage":{"mean_confidence":0.9068952772352431,"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}}