{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":500,"cluster_id":5000000790},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["500:5000000905","500:5000001022","500:5000001153","500:5000001135","500:5000001365","500:5000001021","500:5000000787","500:5000000728","500:5000000672","500:5000000843","500:5000000902","500:5000000972","500:5000001079","500:5000000850","500:5000000913","500:5000001366","500:5000000906","500:5000000966","500:5000000977","500:5000000733","500:5000001152","500:5000001256","500:5000000730","500:5000000963","500:5000001191"],"twin_admin_codes":[500,500,500,500,500,500,500,500,500,500,500,500,500,500,500,500,500,500,500,500,500,500,500,500,500],"twin_sims":[0.857594398829262,0.7901656675181744,0.7529466271512251,0.7327008107647135,0.7099612997598321,0.7091756748625568,0.7080392990379496,0.7064713950762268,0.6986615817349375,0.6875730481265246,0.6842959766578467,0.6436963132155699,0.6402251278401573,0.6358860057857931,0.6320083832668137,0.6283662522918213,0.6258541395762345,0.6071406041875866,0.606039638509909,0.595951097233515,0.5915261763505217,0.5873306952216845,0.5866288947258017,0.5864743158667657,0.5818792954199741],"twin_dists":[0.07198937557025623,0.08913452682565107,0.0978397076672398,0.10243101785532117,0.10749729716568136,0.10767088552520482,0.10792181979015457,0.10826774829506153,0.10998594853348195,0.11241268272807116,0.11312727493822829,0.12190617779991439,0.12265205239445079,0.12358374262152712,0.12441577580827788,0.12519686068620536,0.1257353995257619,0.12974388178097376,0.12997962813818487,0.13214008427807347,0.1330880014401152,0.13398707834747373,0.1341375073652165,0.13417064242020604,0.1351558867212606],"n_dims_used":45,"mean_confidence":0.9213595920138888},"coverage":{"mean_confidence":0.9213595920138888,"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}}