{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900005891},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900004817","490:4900001832","490:4900006629","490:4900006991","490:4900006987","490:4900005502","490:4900007730","490:4900003848","490:4900004818","490:4900004971","490:4900006752","490:4900003987","490:4900003444","490:4900002898","490:4900007501","490:4900006630","490:4900003575","490:4900005237","490:4900001681","490:4900006749","490:4900007616","490:4900006756","490:4900004680","490:4900003700","490:4900001146"],"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":[0.6333535868624752,0.5814629354775257,0.5501444748761702,0.5266176980266677,0.5162178802815889,0.5005564267297575,0.4993899749366518,0.49464235664195394,0.4883259252875408,0.470550909754587,0.4520847823513129,0.4503285100456255,0.44691331602991996,0.4444530257045538,0.44291884891556543,0.4376373633922072,0.428763425358799,0.4285673081263002,0.42251652038374415,0.4176964816413383,0.41710653543249454,0.40787282765815874,0.4021936662355088,0.40156497042284617,0.39293707373464604],"twin_dists":[0.12412718691152666,0.13524518862837548,0.14198250009476998,0.1470831205609199,0.1493529899294689,0.15279278845510044,0.15305012385496683,0.15409927148892766,0.15549965340454566,0.1594709703457936,0.16365067132973263,0.16405136774532653,0.16483222821724694,0.1653961573266971,0.16574841480662228,0.16696471830502155,0.1690215506557432,0.16906720102899467,0.1704799159542544,0.17161135610190453,0.1717502184384774,0.17393485018322005,0.17528933465532465,0.17543980497287257,0.17751574431359038],"n_dims_used":45,"mean_confidence":0.9235163370768229},"coverage":{"mean_confidence":0.9235163370768229,"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}}