{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900007903},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900008557","490:4900009121","490:4900009122","490:4900009421","490:4900008455","490:4900008674","490:4900009010","490:4900008337","490:4900009322","490:4900008678","490:4900010405","490:4900008563","490:4900008668","490:4900008673","490:4900008667","490:4900008888","490:4900008130","490:4900010595","490:4900008703","490:4900008556","490:4900008239","490:4900010399","490:4900008454","490:4900009107","490:4900008233"],"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":[0.40489007548162476,0.4014524402426535,0.3409379208560868,0.29109700432316443,0.27735361043003665,0.27029062097746154,0.25084460056250235,0.2499514966548289,0.23131075973890902,0.2233482690829494,0.19924323605868266,0.19055598471105248,0.18765404332095909,0.17317323981099697,0.1726863765287111,0.16658428121878668,0.15793742798834257,0.14899318598765907,0.13844784404515736,0.12582717790712522,0.12280771996312885,0.11803888944014983,0.10188507187919546,0.10090461065918346,0.09771969417074819],"twin_dists":[0.1746451806259821,0.17546674886056635,0.19052679080384308,0.20403928582318406,0.20799892925940527,0.21008036565809285,0.21599198327541408,0.21627034006214715,0.22223290971960738,0.22487593879683984,0.23328501447283442,0.2364863740718696,0.2375784029295731,0.24321318899985306,0.24340836382433026,0.24588872301033052,0.2495183551898626,0.2534286702566435,0.25826818480449987,0.2644370808094284,0.2659818972409601,0.268481768331865,0.27757370509100104,0.2781606919178573,0.2800987842553859],"n_dims_used":45,"mean_confidence":0.8905644734700521},"coverage":{"mean_confidence":0.8905644734700521,"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}}