{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900005723},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900007566","490:4900007564","490:4900005850","490:4900005592","490:4900005722","490:4900006108","490:4900005720","490:4900005588","490:4900006463","490:4900006346","490:4900007687","490:4900008251","490:4900006101","490:4900006102","490:4900007199","490:4900006353","490:4900007444","490:4900007565","490:4900008250","490:4900006103","490:4900007318","490:4900007443","490:4900007686","490:4900008141","490:4900007812"],"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":[0.11173610125576292,0.04368955421671488,0.02200383733589743,0.017459508243933084,0.0023972093379750984,0.0011314412077376625,0.0010158454338107489,0.0007016593704645178,0.0006921065148343794,0.0006096265466098221,0.00021905065754339014,0.00018191068076165947,0.00014371008549952778,0.00008780112340962076,0.00008420977432842299,0.00006346500521172892,0.00005847105924702875,0.000033948597643891835,0.00001615916841325256,0.00001471715133403898,0.000013152642003778995,0.000011825242115249335,0.000004806726288462443,0.000003932172849370595,0.000003781696807645891],"twin_dists":[0.2719073944962088,0.3249794068597978,0.3588175389052822,0.3695321000393855,0.45115076981759644,0.47839891217057834,0.4821837296897846,0.4949585549507423,0.4954254875916427,0.4997270554374841,0.5331567597404392,0.5390024289923947,0.5463291168531188,0.5613353911946934,0.5625889231012778,0.571005465549827,0.5734213397999794,0.5891969937051007,0.6100790407220565,0.6126579470271662,0.6157444610485968,0.6186518861065913,0.6427276808321828,0.6479765621070367,0.648991474532042],"n_dims_used":45,"mean_confidence":0.9089633517795139},"coverage":{"mean_confidence":0.9089633517795139,"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}}