{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":500,"cluster_id":5000000256},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["500:5000000257","500:5000000216","500:5000000259","500:5000000168","485:4850007352","485:4850007421","500:5000000462","500:5000000630","485:4850007353","485:4850007283","485:4850007151","485:4850007150","500:5000000305","485:4850007422","500:5000000258","500:5000000304","485:4850007216","500:5000000465","500:5000000311","500:5000000205","485:4850007081","500:5000000215","500:5000000513","500:5000000172","500:5000000132"],"twin_admin_codes":[500,500,500,500,485,485,500,500,485,485,485,485,500,485,500,500,485,500,500,500,485,500,500,500,500],"twin_sims":[0.9056205135104598,0.8237681732676025,0.8221454648913646,0.7986984795179657,0.7899528980081688,0.7616509741753915,0.7338189670455414,0.7223592622063633,0.7205982319884076,0.7054946040023768,0.7042373921593389,0.6737011127076639,0.6669899091505958,0.6597215044534203,0.6564589685938483,0.6536173252092038,0.6261963045751712,0.617896972125479,0.6146993514663419,0.6116991147928609,0.6063401024299865,0.6060010244522157,0.5990620399687615,0.5971485301966615,0.5889229790806086],"twin_dists":[0.05782986441369227,0.08087044193255917,0.08128066618990935,0.08707825816982977,0.08918547484959691,0.09583766880370062,0.10217960112050577,0.10474563326104022,0.10513795528432342,0.10848308814905115,0.10876005871611592,0.11543039847734307,0.11688420466013452,0.11845485908548305,0.11915870435524548,0.11977121102481482,0.12566205620461068,0.12744036853119323,0.12812524510569503,0.12876775555490738,0.12991529072990665,0.12998789644979655,0.13147379976017778,0.1318836125955807,0.13364581632750303],"n_dims_used":45,"mean_confidence":0.9184737311469184},"coverage":{"mean_confidence":0.9184737311469184,"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}}