{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":496,"cluster_id":4960001361},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["496:4960002908","496:4960001481","496:4960002920","496:4960002491","496:4960003735","496:4960002484","496:4960001857","496:4960002350","496:4960001985","496:4960002349","496:4960001472","496:4960003458","496:4960002659","496:4960002224","496:4960003187","496:4960001259","496:4960002921","496:4960002100","496:4960001476","496:4960001986","496:4960002763","496:4960003726","496:4960002496","496:4960002386","496:4960001135"],"twin_admin_codes":[496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496],"twin_sims":[0.732859130798617,0.7315410167970388,0.6933815555164513,0.6914863417643582,0.6745547149776466,0.6498082922380684,0.639527017266152,0.6291280579821757,0.6278039267047059,0.6223180131842342,0.6090945066892163,0.6087857870026961,0.6005695590674918,0.5986751987700218,0.5973620898921428,0.592223404443175,0.5887509890845957,0.5886467791394459,0.5841009445821282,0.5814678796890386,0.5800689668268348,0.5749662358386337,0.5685573805638287,0.5644115798866352,0.5642188032976981],"twin_dists":[0.10239543392362857,0.10269155063029144,0.1111432514751816,0.11155785732599915,0.11524522051447901,0.12059150645869475,0.12280199873535175,0.1250335156689053,0.1253174238355381,0.12649322250269796,0.12932549560342405,0.1293916018172412,0.1311509598852844,0.1315566460084027,0.1318378730914406,0.13293861964480172,0.13368267507304044,0.13370500833937576,0.13467946269754943,0.1352441281526554,0.13554420715916665,0.13663931309990096,0.13801607687569642,0.1389076149919552,0.13894909027514915],"n_dims_used":45,"mean_confidence":0.9347981770833333},"coverage":{"mean_confidence":0.9347981770833333,"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}}