{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800000452},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800000360","480:4800000981","480:4800000860","495:4950001334","480:4800000454","495:4950001115","495:4950001224","480:4800000389","480:4800000901","495:4950001335","495:4950001170","480:4800001019","480:4800000671","480:4800001062","480:4800001017","480:4800000455","480:4800000859","480:4800000858","480:4800000988","480:4800000819","480:4800000559","495:4950001108","480:4800000866","480:4800000821","480:4800000910"],"twin_admin_codes":[480,480,480,495,480,495,495,480,480,495,495,480,480,480,480,480,480,480,480,480,480,495,480,480,480],"twin_sims":[0.8554823537892596,0.8493411910927257,0.8314105497754627,0.8271848811521054,0.8195570016566885,0.8185695110573382,0.8177120567824073,0.8128176255539974,0.809971855544702,0.7951790439819575,0.7912568936483403,0.7881587122530852,0.7847942913475523,0.7746675659701175,0.7653300195004026,0.75574394946345,0.7544163527271246,0.7294528888563407,0.7245982391115507,0.7214078230256676,0.720182295167333,0.7201811419994758,0.7153876642730188,0.71271321324574,0.7119297515463258],"twin_dists":[0.07256482021883837,0.07422058203594396,0.07892086146350918,0.08000248441805893,0.08193244546806268,0.08218027384070399,0.08239510426859853,0.08361507048070323,0.0843196099869774,0.08792953159889558,0.08887298795612902,0.08961448753791829,0.09041608559825336,0.09280734697319541,0.09498578910352315,0.09719830427646806,0.09750294095580093,0.10315999986852727,0.10424609037256273,0.1049576579306677,0.10523054367289897,0.10523080033147722,0.10629585254939493,0.10688854383375607,0.10706196660940556],"n_dims_used":42,"mean_confidence":0.9000592004685175},"coverage":{"mean_confidence":0.9000592004685175,"n_dims_used":42,"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}}