{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900007785},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900008326","490:4900008775","490:4900011153","490:4900008900","490:4900008216","490:4900008553","490:4900008662","490:4900010995","490:4900010217","490:4900010215","490:4900008555","490:4900012089","490:4900008552","490:4900008777","490:4900011502","491:4910004699","490:4900008784","490:4900009935","490:4900010319","490:4900009016","490:4900011968","490:4900011578","490:4900010914","490:4900009426","490:4900011689"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,491,490,490,490,490,490,490,490,490,490],"twin_sims":[0.08061499316094504,0.04852489348811662,0.0362218017740489,0.03558035260824944,0.03228878036186393,0.025573285050131844,0.0244086445167155,0.018567670993480563,0.017117295012822022,0.01559957163604411,0.014269057539500243,0.013204098812193902,0.012619102365904359,0.012347512166232397,0.011544969802475984,0.011436494202537261,0.01109225110715484,0.010496112699054228,0.009923772981484703,0.009336396677469964,0.00926303128945134,0.008681003991592003,0.00850062227682912,0.00846679842903465,0.007528294715249913],"twin_dists":[0.2914558639426302,0.31948481597772943,0.3345670692121856,0.3354666648448145,0.34031256862250864,0.3516797294137877,0.35390823650013115,0.36671244550437276,0.37043454698132505,0.3746383433035641,0.3786308821708945,0.38207069848585856,0.38406604740376193,0.38502038954334983,0.38795339608508494,0.3883636249071039,0.3896887622130631,0.3920725703442849,0.3944774628790375,0.3970777271664894,0.39741270255318606,0.4001575256649062,0.40104164602436493,0.40120929666056804,0.4061184450033238],"n_dims_used":45,"mean_confidence":0.8930628458658855},"coverage":{"mean_confidence":0.8930628458658855,"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}}