{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":487,"cluster_id":4870006672},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["487:4870006671","487:4870006073","469:4690005393","466:4660010757","469:4690003759","499:4990001592","499:4990001421","499:4990002303","488:4880006285","469:4690005763","487:4870005638","479:4790000180","499:4990000920","469:4690001393","477:4770000718","488:4880000116","472:4720000494","469:4690005575","499:4990002307","488:4880000579","487:4870006352","488:4880000430","496:4960000209","488:4880006380","470:4700001575"],"twin_admin_codes":[487,487,469,466,469,499,499,499,488,469,487,479,499,469,477,488,472,469,499,488,487,488,496,488,470],"twin_sims":[0.5729335584144466,0.5483411036408804,0.5360214425849242,0.5023551765362387,0.4771178502118986,0.4710919931193821,0.4644001453113256,0.4630548889048677,0.4604727101386857,0.4537669709111629,0.4471335300310145,0.44399320837637307,0.4280351246220249,0.4108676620974472,0.4080003133678586,0.4011314503795912,0.3959480811297385,0.3948918942859169,0.3943782276916023,0.391434440021134,0.39122917205444124,0.3876423709805032,0.38473620125634345,0.38203183227528786,0.38151066837499875],"twin_dists":[0.13707580264063654,0.14237202811509542,0.1450391749682865,0.15239628472872999,0.15799825259831363,0.15934936864290644,0.16085664027975569,0.16116054758603707,0.16174475902994548,0.16326741725789626,0.16478181009759887,0.16550168539036142,0.16919112101471753,0.17322395104003818,0.17390454144936685,0.17554362448113564,0.17678891746019096,0.17704357841640406,0.1771675440232589,0.17787943150179963,0.17792916365880304,0.17880015413210454,0.1795086592628426,0.18017026070922046,0.1802980168573633],"n_dims_used":43,"mean_confidence":0.920531339423601},"coverage":{"mean_confidence":0.920531339423601,"n_dims_used":43,"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}}